Home / 109,746.38-164,667.01-38,719.71

Finding the Fourth Proportional to 109,746.38, 164,667.01 and 38,719.71

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Solution

The fourth proportional to 109,746.38, 164,667.01 and 38,719.71 is: 58,096.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,746.38 : 164,667.01 = 38,719.71 : x
  2. Step 2: Convert to fraction form
    109,746.38/164,667.01 = 38,719.71/x
  3. Step 3: Cross multiply
    109,746.38x = 164,667.01 × 38,719.71
  4. Step 4: Simplify right side
    109,746.38x = 6,375,858,873.77
  5. Step 5: Solve for x
    x = 6,375,858,873.77/109,746.38
  6. Step 6: Final answer
    x = 58,096.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.