Home / 154,778.69-232,168.04-102,175.87

Finding the Fourth Proportional to 154,778.69, 232,168.04 and 102,175.87

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Solution

The fourth proportional to 154,778.69, 232,168.04 and 102,175.87 is: 153,263.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,778.69 : 232,168.04 = 102,175.87 : x
  2. Step 2: Convert to fraction form
    154,778.69/232,168.04 = 102,175.87/x
  3. Step 3: Cross multiply
    154,778.69x = 232,168.04 × 102,175.87
  4. Step 4: Simplify right side
    154,778.69x = 23,721,969,801.48
  5. Step 5: Solve for x
    x = 23,721,969,801.48/154,778.69
  6. Step 6: Final answer
    x = 153,263.80

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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.