Home / 102,895.01-141,997.66-57,572.62

Finding the Fourth Proportional to 102,895.01, 141,997.66 and 57,572.62

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Solution

The fourth proportional to 102,895.01, 141,997.66 and 57,572.62 is: 79,451.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,895.01 : 141,997.66 = 57,572.62 : x
  2. Step 2: Convert to fraction form
    102,895.01/141,997.66 = 57,572.62/x
  3. Step 3: Cross multiply
    102,895.01x = 141,997.66 × 57,572.62
  4. Step 4: Simplify right side
    102,895.01x = 8,175,177,619.88
  5. Step 5: Solve for x
    x = 8,175,177,619.88/102,895.01
  6. Step 6: Final answer
    x = 79,451.64

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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.