Home / 215,041.32-296,765.22-119,555.07

Finding the Fourth Proportional to 215,041.32, 296,765.22 and 119,555.07

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Solution

The fourth proportional to 215,041.32, 296,765.22 and 119,555.07 is: 164,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,041.32 : 296,765.22 = 119,555.07 : x
  2. Step 2: Convert to fraction form
    215,041.32/296,765.22 = 119,555.07/x
  3. Step 3: Cross multiply
    215,041.32x = 296,765.22 × 119,555.07
  4. Step 4: Simplify right side
    215,041.32x = 35,479,786,650.67
  5. Step 5: Solve for x
    x = 35,479,786,650.67/215,041.32
  6. Step 6: Final answer
    x = 164,990.55

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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.