Home / 232,151.28-347,760.36-121,110

Finding the Fourth Proportional to 232,151.28, 347,760.36 and 121,110

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Solution

The fourth proportional to 232,151.28, 347,760.36 and 121,110 is: 181,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,151.28 : 347,760.36 = 121,110 : x
  2. Step 2: Convert to fraction form
    232,151.28/347,760.36 = 121,110/x
  3. Step 3: Cross multiply
    232,151.28x = 347,760.36 × 121,110
  4. Step 4: Simplify right side
    232,151.28x = 42,117,257,199.60
  5. Step 5: Solve for x
    x = 42,117,257,199.60/232,151.28
  6. Step 6: Final answer
    x = 181,421.60

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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.