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Finding the Fourth Proportional to 92,351.50, 127,445.10 and 52,607.50

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Solution

The fourth proportional to 92,351.50, 127,445.10 and 52,607.50 is: 72,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,351.50 : 127,445.10 = 52,607.50 : x
  2. Step 2: Convert to fraction form
    92,351.50/127,445.10 = 52,607.50/x
  3. Step 3: Cross multiply
    92,351.50x = 127,445.10 × 52,607.50
  4. Step 4: Simplify right side
    92,351.50x = 6,704,568,098.25
  5. Step 5: Solve for x
    x = 6,704,568,098.25/92,351.50
  6. Step 6: Final answer
    x = 72,598.37

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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.