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Finding the Fourth Proportional to 60,842.60, 91,263.90 and 44,124.20

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Solution

The fourth proportional to 60,842.60, 91,263.90 and 44,124.20 is: 66,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,842.60 : 91,263.90 = 44,124.20 : x
  2. Step 2: Convert to fraction form
    60,842.60/91,263.90 = 44,124.20/x
  3. Step 3: Cross multiply
    60,842.60x = 91,263.90 × 44,124.20
  4. Step 4: Simplify right side
    60,842.60x = 4,026,946,576.38
  5. Step 5: Solve for x
    x = 4,026,946,576.38/60,842.60
  6. Step 6: Final answer
    x = 66,186.30

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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.