Home / 95,439.62-143,127.64-38,498.81

Finding the Fourth Proportional to 95,439.62, 143,127.64 and 38,498.81

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Solution

The fourth proportional to 95,439.62, 143,127.64 and 38,498.81 is: 57,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,439.62 : 143,127.64 = 38,498.81 : x
  2. Step 2: Convert to fraction form
    95,439.62/143,127.64 = 38,498.81/x
  3. Step 3: Cross multiply
    95,439.62x = 143,127.64 × 38,498.81
  4. Step 4: Simplify right side
    95,439.62x = 5,510,244,224.05
  5. Step 5: Solve for x
    x = 5,510,244,224.05/95,439.62
  6. Step 6: Final answer
    x = 57,735.40

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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.