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Finding the Fourth Proportional to 60,972.76, 84,132.30 and 35,827.12

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Solution

The fourth proportional to 60,972.76, 84,132.30 and 35,827.12 is: 49,435.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,972.76 : 84,132.30 = 35,827.12 : x
  2. Step 2: Convert to fraction form
    60,972.76/84,132.30 = 35,827.12/x
  3. Step 3: Cross multiply
    60,972.76x = 84,132.30 × 35,827.12
  4. Step 4: Simplify right side
    60,972.76x = 3,014,218,007.98
  5. Step 5: Solve for x
    x = 3,014,218,007.98/60,972.76
  6. Step 6: Final answer
    x = 49,435.49

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Double scale
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1.5x scale

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.