Home / 99,269.65-148,932.27-40,146.84

Finding the Fourth Proportional to 99,269.65, 148,932.27 and 40,146.84

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Solution

The fourth proportional to 99,269.65, 148,932.27 and 40,146.84 is: 60,231.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,269.65 : 148,932.27 = 40,146.84 : x
  2. Step 2: Convert to fraction form
    99,269.65/148,932.27 = 40,146.84/x
  3. Step 3: Cross multiply
    99,269.65x = 148,932.27 × 40,146.84
  4. Step 4: Simplify right side
    99,269.65x = 5,979,159,069.13
  5. Step 5: Solve for x
    x = 5,979,159,069.13/99,269.65
  6. Step 6: Final answer
    x = 60,231.49

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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.