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Finding the Fourth Proportional to 147,013.52, 220,520.48 and 97,408.71

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Solution

The fourth proportional to 147,013.52, 220,520.48 and 97,408.71 is: 146,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,013.52 : 220,520.48 = 97,408.71 : x
  2. Step 2: Convert to fraction form
    147,013.52/220,520.48 = 97,408.71/x
  3. Step 3: Cross multiply
    147,013.52x = 220,520.48 × 97,408.71
  4. Step 4: Simplify right side
    147,013.52x = 21,480,614,998.34
  5. Step 5: Solve for x
    x = 21,480,614,998.34/147,013.52
  6. Step 6: Final answer
    x = 146,113.20

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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.