Home / 101,446.10-152,086.70-42,325.82

Finding the Fourth Proportional to 101,446.10, 152,086.70 and 42,325.82

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Solution

The fourth proportional to 101,446.10, 152,086.70 and 42,325.82 is: 63,454.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,446.10 : 152,086.70 = 42,325.82 : x
  2. Step 2: Convert to fraction form
    101,446.10/152,086.70 = 42,325.82/x
  3. Step 3: Cross multiply
    101,446.10x = 152,086.70 × 42,325.82
  4. Step 4: Simplify right side
    101,446.10x = 6,437,194,288.59
  5. Step 5: Solve for x
    x = 6,437,194,288.59/101,446.10
  6. Step 6: Final answer
    x = 63,454.33

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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.