Home / 215,246.18-297,039.68-119,752.86

Finding the Fourth Proportional to 215,246.18, 297,039.68 and 119,752.86

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Solution

The fourth proportional to 215,246.18, 297,039.68 and 119,752.86 is: 165,258.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,246.18 : 297,039.68 = 119,752.86 : x
  2. Step 2: Convert to fraction form
    215,246.18/297,039.68 = 119,752.86/x
  3. Step 3: Cross multiply
    215,246.18x = 297,039.68 × 119,752.86
  4. Step 4: Simplify right side
    215,246.18x = 35,571,351,213.48
  5. Step 5: Solve for x
    x = 35,571,351,213.48/215,246.18
  6. Step 6: Final answer
    x = 165,258.92

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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.