Home / 101,867.22-140,577.93-56,546.10

Finding the Fourth Proportional to 101,867.22, 140,577.93 and 56,546.10

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Solution

The fourth proportional to 101,867.22, 140,577.93 and 56,546.10 is: 78,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,867.22 : 140,577.93 = 56,546.10 : x
  2. Step 2: Convert to fraction form
    101,867.22/140,577.93 = 56,546.10/x
  3. Step 3: Cross multiply
    101,867.22x = 140,577.93 × 56,546.10
  4. Step 4: Simplify right side
    101,867.22x = 7,949,133,687.57
  5. Step 5: Solve for x
    x = 7,949,133,687.57/101,867.22
  6. Step 6: Final answer
    x = 78,034.27

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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.