Home / 124,913.45-187,388.71-36,155.88

Finding the Fourth Proportional to 124,913.45, 187,388.71 and 36,155.88

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Solution

The fourth proportional to 124,913.45, 187,388.71 and 36,155.88 is: 54,239.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,913.45 : 187,388.71 = 36,155.88 : x
  2. Step 2: Convert to fraction form
    124,913.45/187,388.71 = 36,155.88/x
  3. Step 3: Cross multiply
    124,913.45x = 187,388.71 × 36,155.88
  4. Step 4: Simplify right side
    124,913.45x = 6,775,203,621.73
  5. Step 5: Solve for x
    x = 6,775,203,621.73/124,913.45
  6. Step 6: Final answer
    x = 54,239.18

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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.