Home / 110,691.42-166,037.19-47,470.74

Finding the Fourth Proportional to 110,691.42, 166,037.19 and 47,470.74

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Solution

The fourth proportional to 110,691.42, 166,037.19 and 47,470.74 is: 71,206.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,691.42 : 166,037.19 = 47,470.74 : x
  2. Step 2: Convert to fraction form
    110,691.42/166,037.19 = 47,470.74/x
  3. Step 3: Cross multiply
    110,691.42x = 166,037.19 × 47,470.74
  4. Step 4: Simplify right side
    110,691.42x = 7,881,908,276.82
  5. Step 5: Solve for x
    x = 7,881,908,276.82/110,691.42
  6. Step 6: Final answer
    x = 71,206.14

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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.