Home / 159,770.10-239,363.55-130,026.90

Finding the Fourth Proportional to 159,770.10, 239,363.55 and 130,026.90

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Solution

The fourth proportional to 159,770.10, 239,363.55 and 130,026.90 is: 194,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,770.10 : 239,363.55 = 130,026.90 : x
  2. Step 2: Convert to fraction form
    159,770.10/239,363.55 = 130,026.90/x
  3. Step 3: Cross multiply
    159,770.10x = 239,363.55 × 130,026.90
  4. Step 4: Simplify right side
    159,770.10x = 31,123,700,379.50
  5. Step 5: Solve for x
    x = 31,123,700,379.50/159,770.10
  6. Step 6: Final answer
    x = 194,803.03

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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.