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Finding the Fourth Proportional to 60,822.54, 83,909.16 and 38,146.14

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Solution

The fourth proportional to 60,822.54, 83,909.16 and 38,146.14 is: 52,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,822.54 : 83,909.16 = 38,146.14 : x
  2. Step 2: Convert to fraction form
    60,822.54/83,909.16 = 38,146.14/x
  3. Step 3: Cross multiply
    60,822.54x = 83,909.16 × 38,146.14
  4. Step 4: Simplify right side
    60,822.54x = 3,200,810,564.64
  5. Step 5: Solve for x
    x = 3,200,810,564.64/60,822.54
  6. Step 6: Final answer
    x = 52,625.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.