Home / 145,056.08-217,584.19-45,224.33

Finding the Fourth Proportional to 145,056.08, 217,584.19 and 45,224.33

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Solution

The fourth proportional to 145,056.08, 217,584.19 and 45,224.33 is: 67,836.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,056.08 : 217,584.19 = 45,224.33 : x
  2. Step 2: Convert to fraction form
    145,056.08/217,584.19 = 45,224.33/x
  3. Step 3: Cross multiply
    145,056.08x = 217,584.19 × 45,224.33
  4. Step 4: Simplify right side
    145,056.08x = 9,840,098,179.95
  5. Step 5: Solve for x
    x = 9,840,098,179.95/145,056.08
  6. Step 6: Final answer
    x = 67,836.51

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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.