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Finding the Fourth Proportional to 95,886.60, 143,840.70 and 29,326.20

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Solution

The fourth proportional to 95,886.60, 143,840.70 and 29,326.20 is: 43,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,886.60 : 143,840.70 = 29,326.20 : x
  2. Step 2: Convert to fraction form
    95,886.60/143,840.70 = 29,326.20/x
  3. Step 3: Cross multiply
    95,886.60x = 143,840.70 × 29,326.20
  4. Step 4: Simplify right side
    95,886.60x = 4,218,301,136.34
  5. Step 5: Solve for x
    x = 4,218,301,136.34/95,886.60
  6. Step 6: Final answer
    x = 43,992.60

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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.