Home / 157,697.28-236,583.60-52,517.12

Finding the Fourth Proportional to 157,697.28, 236,583.60 and 52,517.12

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Solution

The fourth proportional to 157,697.28, 236,583.60 and 52,517.12 is: 78,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,697.28 : 236,583.60 = 52,517.12 : x
  2. Step 2: Convert to fraction form
    157,697.28/236,583.60 = 52,517.12/x
  3. Step 3: Cross multiply
    157,697.28x = 236,583.60 × 52,517.12
  4. Step 4: Simplify right side
    157,697.28x = 12,424,689,311.23
  5. Step 5: Solve for x
    x = 12,424,689,311.23/157,697.28
  6. Step 6: Final answer
    x = 78,788.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.