Home / 56,385.11-77,810.41-32,512.79

Finding the Fourth Proportional to 56,385.11, 77,810.41 and 32,512.79

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Solution

The fourth proportional to 56,385.11, 77,810.41 and 32,512.79 is: 44,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,385.11 : 77,810.41 = 32,512.79 : x
  2. Step 2: Convert to fraction form
    56,385.11/77,810.41 = 32,512.79/x
  3. Step 3: Cross multiply
    56,385.11x = 77,810.41 × 32,512.79
  4. Step 4: Simplify right side
    56,385.11x = 2,529,833,520.14
  5. Step 5: Solve for x
    x = 2,529,833,520.14/56,385.11
  6. Step 6: Final answer
    x = 44,867.05

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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.