Home / 45,589.15-68,407.80-32,347.71

Finding the Fourth Proportional to 45,589.15, 68,407.80 and 32,347.71

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Solution

The fourth proportional to 45,589.15, 68,407.80 and 32,347.71 is: 48,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,589.15 : 68,407.80 = 32,347.71 : x
  2. Step 2: Convert to fraction form
    45,589.15/68,407.80 = 32,347.71/x
  3. Step 3: Cross multiply
    45,589.15x = 68,407.80 × 32,347.71
  4. Step 4: Simplify right side
    45,589.15x = 2,212,835,514.40
  5. Step 5: Solve for x
    x = 2,212,835,514.40/45,589.15
  6. Step 6: Final answer
    x = 48,538.65

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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.