Home / 282,777.80-424,155.60-95,789.28

Finding the Fourth Proportional to 282,777.80, 424,155.60 and 95,789.28

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Solution

The fourth proportional to 282,777.80, 424,155.60 and 95,789.28 is: 143,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,777.80 : 424,155.60 = 95,789.28 : x
  2. Step 2: Convert to fraction form
    282,777.80/424,155.60 = 95,789.28/x
  3. Step 3: Cross multiply
    282,777.80x = 424,155.60 × 95,789.28
  4. Step 4: Simplify right side
    282,777.80x = 40,629,559,531.97
  5. Step 5: Solve for x
    x = 40,629,559,531.97/282,777.80
  6. Step 6: Final answer
    x = 143,680.16

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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.