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Finding the Fourth Proportional to 117,301.98, 175,951.47 and 28,555.56

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Solution

The fourth proportional to 117,301.98, 175,951.47 and 28,555.56 is: 42,832.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,301.98 : 175,951.47 = 28,555.56 : x
  2. Step 2: Convert to fraction form
    117,301.98/175,951.47 = 28,555.56/x
  3. Step 3: Cross multiply
    117,301.98x = 175,951.47 × 28,555.56
  4. Step 4: Simplify right side
    117,301.98x = 5,024,392,758.67
  5. Step 5: Solve for x
    x = 5,024,392,758.67/117,301.98
  6. Step 6: Final answer
    x = 42,832.97

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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.