Home / 215,341.88-297,181.58-119,854.69

Finding the Fourth Proportional to 215,341.88, 297,181.58 and 119,854.69

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Solution

The fourth proportional to 215,341.88, 297,181.58 and 119,854.69 is: 165,404.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,341.88 : 297,181.58 = 119,854.69 : x
  2. Step 2: Convert to fraction form
    215,341.88/297,181.58 = 119,854.69/x
  3. Step 3: Cross multiply
    215,341.88x = 297,181.58 × 119,854.69
  4. Step 4: Simplify right side
    215,341.88x = 35,618,604,802.38
  5. Step 5: Solve for x
    x = 35,618,604,802.38/215,341.88
  6. Step 6: Final answer
    x = 165,404.92

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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.