Home / 215,022.66-296,661.92-119,510.93

Finding the Fourth Proportional to 215,022.66, 296,661.92 and 119,510.93

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Solution

The fourth proportional to 215,022.66, 296,661.92 and 119,510.93 is: 164,886.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,022.66 : 296,661.92 = 119,510.93 : x
  2. Step 2: Convert to fraction form
    215,022.66/296,661.92 = 119,510.93/x
  3. Step 3: Cross multiply
    215,022.66x = 296,661.92 × 119,510.93
  4. Step 4: Simplify right side
    215,022.66x = 35,454,339,873.92
  5. Step 5: Solve for x
    x = 35,454,339,873.92/215,022.66
  6. Step 6: Final answer
    x = 164,886.53

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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.