Home / 132,522.24-182,820.45-78,776.73

Finding the Fourth Proportional to 132,522.24, 182,820.45 and 78,776.73

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Solution

The fourth proportional to 132,522.24, 182,820.45 and 78,776.73 is: 108,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,522.24 : 182,820.45 = 78,776.73 : x
  2. Step 2: Convert to fraction form
    132,522.24/182,820.45 = 78,776.73/x
  3. Step 3: Cross multiply
    132,522.24x = 182,820.45 × 78,776.73
  4. Step 4: Simplify right side
    132,522.24x = 14,401,997,228.13
  5. Step 5: Solve for x
    x = 14,401,997,228.13/132,522.24
  6. Step 6: Final answer
    x = 108,676.08

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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.