Home / 66,741.16-92,122.50-38,466.76

Finding the Fourth Proportional to 66,741.16, 92,122.50 and 38,466.76

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Solution

The fourth proportional to 66,741.16, 92,122.50 and 38,466.76 is: 53,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,741.16 : 92,122.50 = 38,466.76 : x
  2. Step 2: Convert to fraction form
    66,741.16/92,122.50 = 38,466.76/x
  3. Step 3: Cross multiply
    66,741.16x = 92,122.50 × 38,466.76
  4. Step 4: Simplify right side
    66,741.16x = 3,543,654,098.10
  5. Step 5: Solve for x
    x = 3,543,654,098.10/66,741.16
  6. Step 6: Final answer
    x = 53,095.48

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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.