Home / 131,529.12-197,244.96-47,266.57

Finding the Fourth Proportional to 131,529.12, 197,244.96 and 47,266.57

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Solution

The fourth proportional to 131,529.12, 197,244.96 and 47,266.57 is: 70,882.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,529.12 : 197,244.96 = 47,266.57 : x
  2. Step 2: Convert to fraction form
    131,529.12/197,244.96 = 47,266.57/x
  3. Step 3: Cross multiply
    131,529.12x = 197,244.96 × 47,266.57
  4. Step 4: Simplify right side
    131,529.12x = 9,323,092,778.29
  5. Step 5: Solve for x
    x = 9,323,092,778.29/131,529.12
  6. Step 6: Final answer
    x = 70,882.35

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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.