Home / 101,674.42-140,309.02-56,352.26

Finding the Fourth Proportional to 101,674.42, 140,309.02 and 56,352.26

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Solution

The fourth proportional to 101,674.42, 140,309.02 and 56,352.26 is: 77,765.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,674.42 : 140,309.02 = 56,352.26 : x
  2. Step 2: Convert to fraction form
    101,674.42/140,309.02 = 56,352.26/x
  3. Step 3: Cross multiply
    101,674.42x = 140,309.02 × 56,352.26
  4. Step 4: Simplify right side
    101,674.42x = 7,906,730,375.39
  5. Step 5: Solve for x
    x = 7,906,730,375.39/101,674.42
  6. Step 6: Final answer
    x = 77,765.19

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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.