Home / 52,084.29-78,130.08-25,781.97

Finding the Fourth Proportional to 52,084.29, 78,130.08 and 25,781.97

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Solution

The fourth proportional to 52,084.29, 78,130.08 and 25,781.97 is: 38,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.29 : 78,130.08 = 25,781.97 : x
  2. Step 2: Convert to fraction form
    52,084.29/78,130.08 = 25,781.97/x
  3. Step 3: Cross multiply
    52,084.29x = 78,130.08 × 25,781.97
  4. Step 4: Simplify right side
    52,084.29x = 2,014,347,378.66
  5. Step 5: Solve for x
    x = 2,014,347,378.66/52,084.29
  6. Step 6: Final answer
    x = 38,674.76

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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.