Home / 66,764.10-92,130.90-38,084.52

Finding the Fourth Proportional to 66,764.10, 92,130.90 and 38,084.52

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Solution

The fourth proportional to 66,764.10, 92,130.90 and 38,084.52 is: 52,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,764.10 : 92,130.90 = 38,084.52 : x
  2. Step 2: Convert to fraction form
    66,764.10/92,130.90 = 38,084.52/x
  3. Step 3: Cross multiply
    66,764.10x = 92,130.90 × 38,084.52
  4. Step 4: Simplify right side
    66,764.10x = 3,508,761,103.67
  5. Step 5: Solve for x
    x = 3,508,761,103.67/66,764.10
  6. Step 6: Final answer
    x = 52,554.61

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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.