Home / 215,037.03-296,758.74-118,248.27

Finding the Fourth Proportional to 215,037.03, 296,758.74 and 118,248.27

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Solution

The fourth proportional to 215,037.03, 296,758.74 and 118,248.27 is: 163,186.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,037.03 : 296,758.74 = 118,248.27 : x
  2. Step 2: Convert to fraction form
    215,037.03/296,758.74 = 118,248.27/x
  3. Step 3: Cross multiply
    215,037.03x = 296,758.74 × 118,248.27
  4. Step 4: Simplify right side
    215,037.03x = 35,091,207,612.38
  5. Step 5: Solve for x
    x = 35,091,207,612.38/215,037.03
  6. Step 6: Final answer
    x = 163,186.81

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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.