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Finding the Fourth Proportional to 95,479.48, 143,219.28 and 36,301.48

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Solution

The fourth proportional to 95,479.48, 143,219.28 and 36,301.48 is: 54,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,479.48 : 143,219.28 = 36,301.48 : x
  2. Step 2: Convert to fraction form
    95,479.48/143,219.28 = 36,301.48/x
  3. Step 3: Cross multiply
    95,479.48x = 143,219.28 × 36,301.48
  4. Step 4: Simplify right side
    95,479.48x = 5,199,071,828.53
  5. Step 5: Solve for x
    x = 5,199,071,828.53/95,479.48
  6. Step 6: Final answer
    x = 54,452.24

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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.