Home / 145,267.68-217,897.20-40,092.96

Finding the Fourth Proportional to 145,267.68, 217,897.20 and 40,092.96

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Solution

The fourth proportional to 145,267.68, 217,897.20 and 40,092.96 is: 60,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,267.68 : 217,897.20 = 40,092.96 : x
  2. Step 2: Convert to fraction form
    145,267.68/217,897.20 = 40,092.96/x
  3. Step 3: Cross multiply
    145,267.68x = 217,897.20 × 40,092.96
  4. Step 4: Simplify right side
    145,267.68x = 8,736,143,723.71
  5. Step 5: Solve for x
    x = 8,736,143,723.71/145,267.68
  6. Step 6: Final answer
    x = 60,138.25

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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.