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Finding the Fourth Proportional to 57,681.58, 79,600.56 and 32,531.08

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Solution

The fourth proportional to 57,681.58, 79,600.56 and 32,531.08 is: 44,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,681.58 : 79,600.56 = 32,531.08 : x
  2. Step 2: Convert to fraction form
    57,681.58/79,600.56 = 32,531.08/x
  3. Step 3: Cross multiply
    57,681.58x = 79,600.56 × 32,531.08
  4. Step 4: Simplify right side
    57,681.58x = 2,589,492,185.40
  5. Step 5: Solve for x
    x = 2,589,492,185.40/57,681.58
  6. Step 6: Final answer
    x = 44,892.88

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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.