Home / 102,254.43-141,109.77-59,239.78

Finding the Fourth Proportional to 102,254.43, 141,109.77 and 59,239.78

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Solution

The fourth proportional to 102,254.43, 141,109.77 and 59,239.78 is: 81,750.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,254.43 : 141,109.77 = 59,239.78 : x
  2. Step 2: Convert to fraction form
    102,254.43/141,109.77 = 59,239.78/x
  3. Step 3: Cross multiply
    102,254.43x = 141,109.77 × 59,239.78
  4. Step 4: Simplify right side
    102,254.43x = 8,359,311,730.65
  5. Step 5: Solve for x
    x = 8,359,311,730.65/102,254.43
  6. Step 6: Final answer
    x = 81,750.12

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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.