Home / 148,697.06-223,057.80-42,081.21

Finding the Fourth Proportional to 148,697.06, 223,057.80 and 42,081.21

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Solution

The fourth proportional to 148,697.06, 223,057.80 and 42,081.21 is: 63,125.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,697.06 : 223,057.80 = 42,081.21 : x
  2. Step 2: Convert to fraction form
    148,697.06/223,057.80 = 42,081.21/x
  3. Step 3: Cross multiply
    148,697.06x = 223,057.80 × 42,081.21
  4. Step 4: Simplify right side
    148,697.06x = 9,386,542,123.94
  5. Step 5: Solve for x
    x = 9,386,542,123.94/148,697.06
  6. Step 6: Final answer
    x = 63,125.27

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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.