Home / 125,732.33-173,505.33-71,288.16

Finding the Fourth Proportional to 125,732.33, 173,505.33 and 71,288.16

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Solution

The fourth proportional to 125,732.33, 173,505.33 and 71,288.16 is: 98,374.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,732.33 : 173,505.33 = 71,288.16 : x
  2. Step 2: Convert to fraction form
    125,732.33/173,505.33 = 71,288.16/x
  3. Step 3: Cross multiply
    125,732.33x = 173,505.33 × 71,288.16
  4. Step 4: Simplify right side
    125,732.33x = 12,368,875,725.89
  5. Step 5: Solve for x
    x = 12,368,875,725.89/125,732.33
  6. Step 6: Final answer
    x = 98,374.66

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1.5x scale

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.