Home / 66,464.92-99,744.14-60,112.50

Finding the Fourth Proportional to 66,464.92, 99,744.14 and 60,112.50

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Solution

The fourth proportional to 66,464.92, 99,744.14 and 60,112.50 is: 90,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,464.92 : 99,744.14 = 60,112.50 : x
  2. Step 2: Convert to fraction form
    66,464.92/99,744.14 = 60,112.50/x
  3. Step 3: Cross multiply
    66,464.92x = 99,744.14 × 60,112.50
  4. Step 4: Simplify right side
    66,464.92x = 5,995,869,615.75
  5. Step 5: Solve for x
    x = 5,995,869,615.75/66,464.92
  6. Step 6: Final answer
    x = 90,211.04

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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.