Home / 56,301.30-77,659.02-36,126.18

Finding the Fourth Proportional to 56,301.30, 77,659.02 and 36,126.18

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Solution

The fourth proportional to 56,301.30, 77,659.02 and 36,126.18 is: 49,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,301.30 : 77,659.02 = 36,126.18 : x
  2. Step 2: Convert to fraction form
    56,301.30/77,659.02 = 36,126.18/x
  3. Step 3: Cross multiply
    56,301.30x = 77,659.02 × 36,126.18
  4. Step 4: Simplify right side
    56,301.30x = 2,805,523,735.14
  5. Step 5: Solve for x
    x = 2,805,523,735.14/56,301.30
  6. Step 6: Final answer
    x = 49,830.53

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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.