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Finding the Fourth Proportional to 64,306.40, 96,492.40 and 29,241.48

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Solution

The fourth proportional to 64,306.40, 96,492.40 and 29,241.48 is: 43,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,306.40 : 96,492.40 = 29,241.48 : x
  2. Step 2: Convert to fraction form
    64,306.40/96,492.40 = 29,241.48/x
  3. Step 3: Cross multiply
    64,306.40x = 96,492.40 × 29,241.48
  4. Step 4: Simplify right side
    64,306.40x = 2,821,580,584.75
  5. Step 5: Solve for x
    x = 2,821,580,584.75/64,306.40
  6. Step 6: Final answer
    x = 43,877.13

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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.