Home / 110,265.96-165,377.08-31,380.88

Finding the Fourth Proportional to 110,265.96, 165,377.08 and 31,380.88

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Solution

The fourth proportional to 110,265.96, 165,377.08 and 31,380.88 is: 47,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,265.96 : 165,377.08 = 31,380.88 : x
  2. Step 2: Convert to fraction form
    110,265.96/165,377.08 = 31,380.88/x
  3. Step 3: Cross multiply
    110,265.96x = 165,377.08 × 31,380.88
  4. Step 4: Simplify right side
    110,265.96x = 5,189,678,302.23
  5. Step 5: Solve for x
    x = 5,189,678,302.23/110,265.96
  6. Step 6: Final answer
    x = 47,065.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.