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Finding the Fourth Proportional to 95,514.76, 143,298.06 and 28,957.06

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Solution

The fourth proportional to 95,514.76, 143,298.06 and 28,957.06 is: 43,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,514.76 : 143,298.06 = 28,957.06 : x
  2. Step 2: Convert to fraction form
    95,514.76/143,298.06 = 28,957.06/x
  3. Step 3: Cross multiply
    95,514.76x = 143,298.06 × 28,957.06
  4. Step 4: Simplify right side
    95,514.76x = 4,149,490,521.30
  5. Step 5: Solve for x
    x = 4,149,490,521.30/95,514.76
  6. Step 6: Final answer
    x = 43,443.45

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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.