Home / 75,795.42-104,541.27-55,645.98

Finding the Fourth Proportional to 75,795.42, 104,541.27 and 55,645.98

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Solution

The fourth proportional to 75,795.42, 104,541.27 and 55,645.98 is: 76,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,795.42 : 104,541.27 = 55,645.98 : x
  2. Step 2: Convert to fraction form
    75,795.42/104,541.27 = 55,645.98/x
  3. Step 3: Cross multiply
    75,795.42x = 104,541.27 × 55,645.98
  4. Step 4: Simplify right side
    75,795.42x = 5,817,301,419.59
  5. Step 5: Solve for x
    x = 5,817,301,419.59/75,795.42
  6. Step 6: Final answer
    x = 76,750.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.