Home / 66,743.06-92,106.62-38,066.02

Finding the Fourth Proportional to 66,743.06, 92,106.62 and 38,066.02

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Solution

The fourth proportional to 66,743.06, 92,106.62 and 38,066.02 is: 52,531.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,743.06 : 92,106.62 = 38,066.02 : x
  2. Step 2: Convert to fraction form
    66,743.06/92,106.62 = 38,066.02/x
  3. Step 3: Cross multiply
    66,743.06x = 92,106.62 × 38,066.02
  4. Step 4: Simplify right side
    66,743.06x = 3,506,132,161.20
  5. Step 5: Solve for x
    x = 3,506,132,161.20/66,743.06
  6. Step 6: Final answer
    x = 52,531.79

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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.