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Finding the Fourth Proportional to 60,671.25, 91,011.60 and 27,409.95

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Solution

The fourth proportional to 60,671.25, 91,011.60 and 27,409.95 is: 41,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,671.25 : 91,011.60 = 27,409.95 : x
  2. Step 2: Convert to fraction form
    60,671.25/91,011.60 = 27,409.95/x
  3. Step 3: Cross multiply
    60,671.25x = 91,011.60 × 27,409.95
  4. Step 4: Simplify right side
    60,671.25x = 2,494,623,405.42
  5. Step 5: Solve for x
    x = 2,494,623,405.42/60,671.25
  6. Step 6: Final answer
    x = 41,117.06

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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.