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Finding the Fourth Proportional to 241,034.71, 361,438.74 and 89,126.83

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Solution

The fourth proportional to 241,034.71, 361,438.74 and 89,126.83 is: 133,648.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,034.71 : 361,438.74 = 89,126.83 : x
  2. Step 2: Convert to fraction form
    241,034.71/361,438.74 = 89,126.83/x
  3. Step 3: Cross multiply
    241,034.71x = 361,438.74 × 89,126.83
  4. Step 4: Simplify right side
    241,034.71x = 32,213,887,897.57
  5. Step 5: Solve for x
    x = 32,213,887,897.57/241,034.71
  6. Step 6: Final answer
    x = 133,648.34

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1.5x scale

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.