Home / 56,635.83-78,042.28-43,811.13

Finding the Fourth Proportional to 56,635.83, 78,042.28 and 43,811.13

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Solution

The fourth proportional to 56,635.83, 78,042.28 and 43,811.13 is: 60,370.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,635.83 : 78,042.28 = 43,811.13 : x
  2. Step 2: Convert to fraction form
    56,635.83/78,042.28 = 43,811.13/x
  3. Step 3: Cross multiply
    56,635.83x = 78,042.28 × 43,811.13
  4. Step 4: Simplify right side
    56,635.83x = 3,419,120,474.58
  5. Step 5: Solve for x
    x = 3,419,120,474.58/56,635.83
  6. Step 6: Final answer
    x = 60,370.27

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1.5x scale

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.