Home / 83,639.67-125,463.15-33,038.57

Finding the Fourth Proportional to 83,639.67, 125,463.15 and 33,038.57

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Solution

The fourth proportional to 83,639.67, 125,463.15 and 33,038.57 is: 49,559.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,639.67 : 125,463.15 = 33,038.57 : x
  2. Step 2: Convert to fraction form
    83,639.67/125,463.15 = 33,038.57/x
  3. Step 3: Cross multiply
    83,639.67x = 125,463.15 × 33,038.57
  4. Step 4: Simplify right side
    83,639.67x = 4,145,122,436.38
  5. Step 5: Solve for x
    x = 4,145,122,436.38/83,639.67
  6. Step 6: Final answer
    x = 49,559.29

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1.5x scale

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.