Home / 42,125.67-63,188.71-17,165.95

Finding the Fourth Proportional to 42,125.67, 63,188.71 and 17,165.95

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Solution

The fourth proportional to 42,125.67, 63,188.71 and 17,165.95 is: 25,749.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,125.67 : 63,188.71 = 17,165.95 : x
  2. Step 2: Convert to fraction form
    42,125.67/63,188.71 = 17,165.95/x
  3. Step 3: Cross multiply
    42,125.67x = 63,188.71 × 17,165.95
  4. Step 4: Simplify right side
    42,125.67x = 1,084,694,236.42
  5. Step 5: Solve for x
    x = 1,084,694,236.42/42,125.67
  6. Step 6: Final answer
    x = 25,749.01

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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.