Home / 143,564.60-215,259.96-59,380.04

Finding the Fourth Proportional to 143,564.60, 215,259.96 and 59,380.04

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Solution

The fourth proportional to 143,564.60, 215,259.96 and 59,380.04 is: 89,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,564.60 : 215,259.96 = 59,380.04 : x
  2. Step 2: Convert to fraction form
    143,564.60/215,259.96 = 59,380.04/x
  3. Step 3: Cross multiply
    143,564.60x = 215,259.96 × 59,380.04
  4. Step 4: Simplify right side
    143,564.60x = 12,782,145,035.20
  5. Step 5: Solve for x
    x = 12,782,145,035.20/143,564.60
  6. Step 6: Final answer
    x = 89,034.10

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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.