Home / 107,082.12-147,772.26-58,684.47

Finding the Fourth Proportional to 107,082.12, 147,772.26 and 58,684.47

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Solution

The fourth proportional to 107,082.12, 147,772.26 and 58,684.47 is: 80,983.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,082.12 : 147,772.26 = 58,684.47 : x
  2. Step 2: Convert to fraction form
    107,082.12/147,772.26 = 58,684.47/x
  3. Step 3: Cross multiply
    107,082.12x = 147,772.26 × 58,684.47
  4. Step 4: Simplify right side
    107,082.12x = 8,671,936,758.80
  5. Step 5: Solve for x
    x = 8,671,936,758.80/107,082.12
  6. Step 6: Final answer
    x = 80,983.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.