Home / 117,872.27-176,811.95-29,125.77

Finding the Fourth Proportional to 117,872.27, 176,811.95 and 29,125.77

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Solution

The fourth proportional to 117,872.27, 176,811.95 and 29,125.77 is: 43,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,872.27 : 176,811.95 = 29,125.77 : x
  2. Step 2: Convert to fraction form
    117,872.27/176,811.95 = 29,125.77/x
  3. Step 3: Cross multiply
    117,872.27x = 176,811.95 × 29,125.77
  4. Step 4: Simplify right side
    117,872.27x = 5,149,784,188.95
  5. Step 5: Solve for x
    x = 5,149,784,188.95/117,872.27
  6. Step 6: Final answer
    x = 43,689.53

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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.