Home / 97,426.70-134,446.12-54,989.18

Finding the Fourth Proportional to 97,426.70, 134,446.12 and 54,989.18

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Solution

The fourth proportional to 97,426.70, 134,446.12 and 54,989.18 is: 75,883.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,426.70 : 134,446.12 = 54,989.18 : x
  2. Step 2: Convert to fraction form
    97,426.70/134,446.12 = 54,989.18/x
  3. Step 3: Cross multiply
    97,426.70x = 134,446.12 × 54,989.18
  4. Step 4: Simplify right side
    97,426.70x = 7,393,081,083.28
  5. Step 5: Solve for x
    x = 7,393,081,083.28/97,426.70
  6. Step 6: Final answer
    x = 75,883.53

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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.