Home / 179,487.47-268,977.42-99,560.71

Finding the Fourth Proportional to 179,487.47, 268,977.42 and 99,560.71

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Solution

The fourth proportional to 179,487.47, 268,977.42 and 99,560.71 is: 149,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,487.47 : 268,977.42 = 99,560.71 : x
  2. Step 2: Convert to fraction form
    179,487.47/268,977.42 = 99,560.71/x
  3. Step 3: Cross multiply
    179,487.47x = 268,977.42 × 99,560.71
  4. Step 4: Simplify right side
    179,487.47x = 26,779,582,250.65
  5. Step 5: Solve for x
    x = 26,779,582,250.65/179,487.47
  6. Step 6: Final answer
    x = 149,200.29

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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.