Home / 155,138.22-232,694.33-61,618.86

Finding the Fourth Proportional to 155,138.22, 232,694.33 and 61,618.86

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Solution

The fourth proportional to 155,138.22, 232,694.33 and 61,618.86 is: 92,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,138.22 : 232,694.33 = 61,618.86 : x
  2. Step 2: Convert to fraction form
    155,138.22/232,694.33 = 61,618.86/x
  3. Step 3: Cross multiply
    155,138.22x = 232,694.33 × 61,618.86
  4. Step 4: Simplify right side
    155,138.22x = 14,338,359,343.06
  5. Step 5: Solve for x
    x = 14,338,359,343.06/155,138.22
  6. Step 6: Final answer
    x = 92,423.13

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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.