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Finding the Fourth Proportional to 225,607.68, 338,411.52 and 59,420.16

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Solution

The fourth proportional to 225,607.68, 338,411.52 and 59,420.16 is: 89,130.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,607.68 : 338,411.52 = 59,420.16 : x
  2. Step 2: Convert to fraction form
    225,607.68/338,411.52 = 59,420.16/x
  3. Step 3: Cross multiply
    225,607.68x = 338,411.52 × 59,420.16
  4. Step 4: Simplify right side
    225,607.68x = 20,108,466,664.24
  5. Step 5: Solve for x
    x = 20,108,466,664.24/225,607.68
  6. Step 6: Final answer
    x = 89,130.24

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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.