Home / 56,539.76-78,025.14-35,331.26

Finding the Fourth Proportional to 56,539.76, 78,025.14 and 35,331.26

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Solution

The fourth proportional to 56,539.76, 78,025.14 and 35,331.26 is: 48,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,539.76 : 78,025.14 = 35,331.26 : x
  2. Step 2: Convert to fraction form
    56,539.76/78,025.14 = 35,331.26/x
  3. Step 3: Cross multiply
    56,539.76x = 78,025.14 × 35,331.26
  4. Step 4: Simplify right side
    56,539.76x = 2,756,726,117.75
  5. Step 5: Solve for x
    x = 2,756,726,117.75/56,539.76
  6. Step 6: Final answer
    x = 48,757.31

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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.