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Finding the Fourth Proportional to 57,701.88, 79,630.02 and 32,553

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Solution

The fourth proportional to 57,701.88, 79,630.02 and 32,553 is: 44,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,701.88 : 79,630.02 = 32,553 : x
  2. Step 2: Convert to fraction form
    57,701.88/79,630.02 = 32,553/x
  3. Step 3: Cross multiply
    57,701.88x = 79,630.02 × 32,553
  4. Step 4: Simplify right side
    57,701.88x = 2,592,196,041.06
  5. Step 5: Solve for x
    x = 2,592,196,041.06/57,701.88
  6. Step 6: Final answer
    x = 44,923.94

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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.