Home / 95,479.36-143,306.56-51,156.16

Finding the Fourth Proportional to 95,479.36, 143,306.56 and 51,156.16

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Solution

The fourth proportional to 95,479.36, 143,306.56 and 51,156.16 is: 76,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,479.36 : 143,306.56 = 51,156.16 : x
  2. Step 2: Convert to fraction form
    95,479.36/143,306.56 = 51,156.16/x
  3. Step 3: Cross multiply
    95,479.36x = 143,306.56 × 51,156.16
  4. Step 4: Simplify right side
    95,479.36x = 7,331,013,312.41
  5. Step 5: Solve for x
    x = 7,331,013,312.41/95,479.36
  6. Step 6: Final answer
    x = 76,781.13

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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.