Home / 94,552.80-141,656.40-76,927.20

Finding the Fourth Proportional to 94,552.80, 141,656.40 and 76,927.20

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Solution

The fourth proportional to 94,552.80, 141,656.40 and 76,927.20 is: 115,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,552.80 : 141,656.40 = 76,927.20 : x
  2. Step 2: Convert to fraction form
    94,552.80/141,656.40 = 76,927.20/x
  3. Step 3: Cross multiply
    94,552.80x = 141,656.40 × 76,927.20
  4. Step 4: Simplify right side
    94,552.80x = 10,897,230,214.08
  5. Step 5: Solve for x
    x = 10,897,230,214.08/94,552.80
  6. Step 6: Final answer
    x = 115,250.21

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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.