Home / 105,062,503.96-157,655,167.10-75,887,574.04

Finding the Fourth Proportional to 105,062,503.96, 157,655,167.10 and 75,887,574.04

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Solution

The fourth proportional to 105,062,503.96, 157,655,167.10 and 75,887,574.04 is: 113,875,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,062,503.96 : 157,655,167.10 = 75,887,574.04 : x
  2. Step 2: Convert to fraction form
    105,062,503.96/157,655,167.10 = 75,887,574.04/x
  3. Step 3: Cross multiply
    105,062,503.96x = 157,655,167.10 × 75,887,574.04
  4. Step 4: Simplify right side
    105,062,503.96x = 11,964,068,166,089,822
  5. Step 5: Solve for x
    x = 11,964,068,166,089,822/105,062,503.96
  6. Step 6: Final answer
    x = 113,875,718.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.