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Finding the Fourth Proportional to 60,871.14, 91,295.76 and 27,585

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Solution

The fourth proportional to 60,871.14, 91,295.76 and 27,585 is: 41,372.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,871.14 : 91,295.76 = 27,585 : x
  2. Step 2: Convert to fraction form
    60,871.14/91,295.76 = 27,585/x
  3. Step 3: Cross multiply
    60,871.14x = 91,295.76 × 27,585
  4. Step 4: Simplify right side
    60,871.14x = 2,518,393,539.60
  5. Step 5: Solve for x
    x = 2,518,393,539.60/60,871.14
  6. Step 6: Final answer
    x = 41,372.54

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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.