Home / 145,231.28-217,932.19-60,984.96

Finding the Fourth Proportional to 145,231.28, 217,932.19 and 60,984.96

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Solution

The fourth proportional to 145,231.28, 217,932.19 and 60,984.96 is: 91,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,231.28 : 217,932.19 = 60,984.96 : x
  2. Step 2: Convert to fraction form
    145,231.28/217,932.19 = 60,984.96/x
  3. Step 3: Cross multiply
    145,231.28x = 217,932.19 × 60,984.96
  4. Step 4: Simplify right side
    145,231.28x = 13,290,585,737.40
  5. Step 5: Solve for x
    x = 13,290,585,737.40/145,231.28
  6. Step 6: Final answer
    x = 91,513.24

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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.