Home / 282,929.38-424,387.90-133,086.61

Finding the Fourth Proportional to 282,929.38, 424,387.90 and 133,086.61

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Solution

The fourth proportional to 282,929.38, 424,387.90 and 133,086.61 is: 199,627.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,929.38 : 424,387.90 = 133,086.61 : x
  2. Step 2: Convert to fraction form
    282,929.38/424,387.90 = 133,086.61/x
  3. Step 3: Cross multiply
    282,929.38x = 424,387.90 × 133,086.61
  4. Step 4: Simplify right side
    282,929.38x = 56,480,346,936.02
  5. Step 5: Solve for x
    x = 56,480,346,936.02/282,929.38
  6. Step 6: Final answer
    x = 199,627.01

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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.