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Finding the Fourth Proportional to 71,248.71, 98,324.16 and 41,039.34

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Solution

The fourth proportional to 71,248.71, 98,324.16 and 41,039.34 is: 56,634.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,248.71 : 98,324.16 = 41,039.34 : x
  2. Step 2: Convert to fraction form
    71,248.71/98,324.16 = 41,039.34/x
  3. Step 3: Cross multiply
    71,248.71x = 98,324.16 × 41,039.34
  4. Step 4: Simplify right side
    71,248.71x = 4,035,158,632.45
  5. Step 5: Solve for x
    x = 4,035,158,632.45/71,248.71
  6. Step 6: Final answer
    x = 56,634.83

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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.