Home / 137,061.14-205,589.55-43,565.54

Finding the Fourth Proportional to 137,061.14, 205,589.55 and 43,565.54

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Solution

The fourth proportional to 137,061.14, 205,589.55 and 43,565.54 is: 65,347.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,061.14 : 205,589.55 = 43,565.54 : x
  2. Step 2: Convert to fraction form
    137,061.14/205,589.55 = 43,565.54/x
  3. Step 3: Cross multiply
    137,061.14x = 205,589.55 × 43,565.54
  4. Step 4: Simplify right side
    137,061.14x = 8,956,619,764.11
  5. Step 5: Solve for x
    x = 8,956,619,764.11/137,061.14
  6. Step 6: Final answer
    x = 65,347.62

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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.