Home / 106,748.28-147,313.22-58,350.29

Finding the Fourth Proportional to 106,748.28, 147,313.22 and 58,350.29

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Solution

The fourth proportional to 106,748.28, 147,313.22 and 58,350.29 is: 80,523.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,748.28 : 147,313.22 = 58,350.29 : x
  2. Step 2: Convert to fraction form
    106,748.28/147,313.22 = 58,350.29/x
  3. Step 3: Cross multiply
    106,748.28x = 147,313.22 × 58,350.29
  4. Step 4: Simplify right side
    106,748.28x = 8,595,768,079.52
  5. Step 5: Solve for x
    x = 8,595,768,079.52/106,748.28
  6. Step 6: Final answer
    x = 80,523.72

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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.