Home / 282,917.72-424,429.05-93,391.28

Finding the Fourth Proportional to 282,917.72, 424,429.05 and 93,391.28

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Solution

The fourth proportional to 282,917.72, 424,429.05 and 93,391.28 is: 140,104.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,917.72 : 424,429.05 = 93,391.28 : x
  2. Step 2: Convert to fraction form
    282,917.72/424,429.05 = 93,391.28/x
  3. Step 3: Cross multiply
    282,917.72x = 424,429.05 × 93,391.28
  4. Step 4: Simplify right side
    282,917.72x = 39,637,972,248.68
  5. Step 5: Solve for x
    x = 39,637,972,248.68/282,917.72
  6. Step 6: Final answer
    x = 140,104.24

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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.