Home / 112,532.28-168,749.19-53,384.82

Finding the Fourth Proportional to 112,532.28, 168,749.19 and 53,384.82

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Solution

The fourth proportional to 112,532.28, 168,749.19 and 53,384.82 is: 80,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,532.28 : 168,749.19 = 53,384.82 : x
  2. Step 2: Convert to fraction form
    112,532.28/168,749.19 = 53,384.82/x
  3. Step 3: Cross multiply
    112,532.28x = 168,749.19 × 53,384.82
  4. Step 4: Simplify right side
    112,532.28x = 9,008,645,133.30
  5. Step 5: Solve for x
    x = 9,008,645,133.30/112,532.28
  6. Step 6: Final answer
    x = 80,053.88

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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.