Home / 131,437.70-197,156.55-116,231.30

Finding the Fourth Proportional to 131,437.70, 197,156.55 and 116,231.30

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Solution

The fourth proportional to 131,437.70, 197,156.55 and 116,231.30 is: 174,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,437.70 : 197,156.55 = 116,231.30 : x
  2. Step 2: Convert to fraction form
    131,437.70/197,156.55 = 116,231.30/x
  3. Step 3: Cross multiply
    131,437.70x = 197,156.55 × 116,231.30
  4. Step 4: Simplify right side
    131,437.70x = 22,915,762,110.02
  5. Step 5: Solve for x
    x = 22,915,762,110.02/131,437.70
  6. Step 6: Final answer
    x = 174,346.95

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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.