Home / 152,839.65-229,269.60-40,518.30

Finding the Fourth Proportional to 152,839.65, 229,269.60 and 40,518.30

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Solution

The fourth proportional to 152,839.65, 229,269.60 and 40,518.30 is: 60,780.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,839.65 : 229,269.60 = 40,518.30 : x
  2. Step 2: Convert to fraction form
    152,839.65/229,269.60 = 40,518.30/x
  3. Step 3: Cross multiply
    152,839.65x = 229,269.60 × 40,518.30
  4. Step 4: Simplify right side
    152,839.65x = 9,289,614,433.68
  5. Step 5: Solve for x
    x = 9,289,614,433.68/152,839.65
  6. Step 6: Final answer
    x = 60,780.13

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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.