Home / 42,114.66-63,117.34-17,125.62

Finding the Fourth Proportional to 42,114.66, 63,117.34 and 17,125.62

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Solution

The fourth proportional to 42,114.66, 63,117.34 and 17,125.62 is: 25,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,114.66 : 63,117.34 = 17,125.62 : x
  2. Step 2: Convert to fraction form
    42,114.66/63,117.34 = 17,125.62/x
  3. Step 3: Cross multiply
    42,114.66x = 63,117.34 × 17,125.62
  4. Step 4: Simplify right side
    42,114.66x = 1,080,923,580.25
  5. Step 5: Solve for x
    x = 1,080,923,580.25/42,114.66
  6. Step 6: Final answer
    x = 25,666.21

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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.