Home / 141,356.04-195,074.94-77,695.44

Finding the Fourth Proportional to 141,356.04, 195,074.94 and 77,695.44

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Solution

The fourth proportional to 141,356.04, 195,074.94 and 77,695.44 is: 107,221.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,356.04 : 195,074.94 = 77,695.44 : x
  2. Step 2: Convert to fraction form
    141,356.04/195,074.94 = 77,695.44/x
  3. Step 3: Cross multiply
    141,356.04x = 195,074.94 × 77,695.44
  4. Step 4: Simplify right side
    141,356.04x = 15,156,433,296.27
  5. Step 5: Solve for x
    x = 15,156,433,296.27/141,356.04
  6. Step 6: Final answer
    x = 107,221.69

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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.