Home / 51,617.03-77,373.26-34,978.75

Finding the Fourth Proportional to 51,617.03, 77,373.26 and 34,978.75

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Solution

The fourth proportional to 51,617.03, 77,373.26 and 34,978.75 is: 52,432.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,617.03 : 77,373.26 = 34,978.75 : x
  2. Step 2: Convert to fraction form
    51,617.03/77,373.26 = 34,978.75/x
  3. Step 3: Cross multiply
    51,617.03x = 77,373.26 × 34,978.75
  4. Step 4: Simplify right side
    51,617.03x = 2,706,419,681.07
  5. Step 5: Solve for x
    x = 2,706,419,681.07/51,617.03
  6. Step 6: Final answer
    x = 52,432.69

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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.