Home / 66,742.54-92,115.05-38,062.26

Finding the Fourth Proportional to 66,742.54, 92,115.05 and 38,062.26

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Solution

The fourth proportional to 66,742.54, 92,115.05 and 38,062.26 is: 52,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,742.54 : 92,115.05 = 38,062.26 : x
  2. Step 2: Convert to fraction form
    66,742.54/92,115.05 = 38,062.26/x
  3. Step 3: Cross multiply
    66,742.54x = 92,115.05 × 38,062.26
  4. Step 4: Simplify right side
    66,742.54x = 3,506,106,983.01
  5. Step 5: Solve for x
    x = 3,506,106,983.01/66,742.54
  6. Step 6: Final answer
    x = 52,531.82

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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.