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Finding the Fourth Proportional to 71,098.70, 98,094.06 and 40,873.14

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Solution

The fourth proportional to 71,098.70, 98,094.06 and 40,873.14 is: 56,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,098.70 : 98,094.06 = 40,873.14 : x
  2. Step 2: Convert to fraction form
    71,098.70/98,094.06 = 40,873.14/x
  3. Step 3: Cross multiply
    71,098.70x = 98,094.06 × 40,873.14
  4. Step 4: Simplify right side
    71,098.70x = 4,009,412,247.55
  5. Step 5: Solve for x
    x = 4,009,412,247.55/71,098.70
  6. Step 6: Final answer
    x = 56,392.21

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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.