Home / 66,837.38-92,246.52-38,158.23

Finding the Fourth Proportional to 66,837.38, 92,246.52 and 38,158.23

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Solution

The fourth proportional to 66,837.38, 92,246.52 and 38,158.23 is: 52,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,837.38 : 92,246.52 = 38,158.23 : x
  2. Step 2: Convert to fraction form
    66,837.38/92,246.52 = 38,158.23/x
  3. Step 3: Cross multiply
    66,837.38x = 92,246.52 × 38,158.23
  4. Step 4: Simplify right side
    66,837.38x = 3,519,963,926.86
  5. Step 5: Solve for x
    x = 3,519,963,926.86/66,837.38
  6. Step 6: Final answer
    x = 52,664.60

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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.