Home / 132,090.82-182,356.06-101,809.78

Finding the Fourth Proportional to 132,090.82, 182,356.06 and 101,809.78

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Solution

The fourth proportional to 132,090.82, 182,356.06 and 101,809.78 is: 140,552.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,090.82 : 182,356.06 = 101,809.78 : x
  2. Step 2: Convert to fraction form
    132,090.82/182,356.06 = 101,809.78/x
  3. Step 3: Cross multiply
    132,090.82x = 182,356.06 × 101,809.78
  4. Step 4: Simplify right side
    132,090.82x = 18,565,630,350.27
  5. Step 5: Solve for x
    x = 18,565,630,350.27/132,090.82
  6. Step 6: Final answer
    x = 140,552.01

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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.