Home / 345,372.75-518,088.29-96,054.75

Finding the Fourth Proportional to 345,372.75, 518,088.29 and 96,054.75

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Solution

The fourth proportional to 345,372.75, 518,088.29 and 96,054.75 is: 144,090.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,372.75 : 518,088.29 = 96,054.75 : x
  2. Step 2: Convert to fraction form
    345,372.75/518,088.29 = 96,054.75/x
  3. Step 3: Cross multiply
    345,372.75x = 518,088.29 × 96,054.75
  4. Step 4: Simplify right side
    345,372.75x = 49,764,840,693.60
  5. Step 5: Solve for x
    x = 49,764,840,693.60/345,372.75
  6. Step 6: Final answer
    x = 144,090.23

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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.