Home / 62,144.32-93,236.16-39,982.72

Finding the Fourth Proportional to 62,144.32, 93,236.16 and 39,982.72

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Solution

The fourth proportional to 62,144.32, 93,236.16 and 39,982.72 is: 59,986.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,144.32 : 93,236.16 = 39,982.72 : x
  2. Step 2: Convert to fraction form
    62,144.32/93,236.16 = 39,982.72/x
  3. Step 3: Cross multiply
    62,144.32x = 93,236.16 × 39,982.72
  4. Step 4: Simplify right side
    62,144.32x = 3,727,835,279.16
  5. Step 5: Solve for x
    x = 3,727,835,279.16/62,144.32
  6. Step 6: Final answer
    x = 59,986.74

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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.