Home / 235,092.20-324,427.90-127,664.04

Finding the Fourth Proportional to 235,092.20, 324,427.90 and 127,664.04

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Solution

The fourth proportional to 235,092.20, 324,427.90 and 127,664.04 is: 176,176.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,092.20 : 324,427.90 = 127,664.04 : x
  2. Step 2: Convert to fraction form
    235,092.20/324,427.90 = 127,664.04/x
  3. Step 3: Cross multiply
    235,092.20x = 324,427.90 × 127,664.04
  4. Step 4: Simplify right side
    235,092.20x = 41,417,776,402.72
  5. Step 5: Solve for x
    x = 41,417,776,402.72/235,092.20
  6. Step 6: Final answer
    x = 176,176.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.