Home / 175,995.72-243,074.55-119,308.68

Finding the Fourth Proportional to 175,995.72, 243,074.55 and 119,308.68

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Solution

The fourth proportional to 175,995.72, 243,074.55 and 119,308.68 is: 164,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,995.72 : 243,074.55 = 119,308.68 : x
  2. Step 2: Convert to fraction form
    175,995.72/243,074.55 = 119,308.68/x
  3. Step 3: Cross multiply
    175,995.72x = 243,074.55 × 119,308.68
  4. Step 4: Simplify right side
    175,995.72x = 29,000,904,149.50
  5. Step 5: Solve for x
    x = 29,000,904,149.50/175,995.72
  6. Step 6: Final answer
    x = 164,781.87

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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.