Home / 133,740.55-200,500.26-104,288.95

Finding the Fourth Proportional to 133,740.55, 200,500.26 and 104,288.95

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Solution

The fourth proportional to 133,740.55, 200,500.26 and 104,288.95 is: 156,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,740.55 : 200,500.26 = 104,288.95 : x
  2. Step 2: Convert to fraction form
    133,740.55/200,500.26 = 104,288.95/x
  3. Step 3: Cross multiply
    133,740.55x = 200,500.26 × 104,288.95
  4. Step 4: Simplify right side
    133,740.55x = 20,909,961,590.13
  5. Step 5: Solve for x
    x = 20,909,961,590.13/133,740.55
  6. Step 6: Final answer
    x = 156,347.21

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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.