Home / 97,143.46-134,060.25-54,125.85

Finding the Fourth Proportional to 97,143.46, 134,060.25 and 54,125.85

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Solution

The fourth proportional to 97,143.46, 134,060.25 and 54,125.85 is: 74,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,143.46 : 134,060.25 = 54,125.85 : x
  2. Step 2: Convert to fraction form
    97,143.46/134,060.25 = 54,125.85/x
  3. Step 3: Cross multiply
    97,143.46x = 134,060.25 × 54,125.85
  4. Step 4: Simplify right side
    97,143.46x = 7,256,124,982.46
  5. Step 5: Solve for x
    x = 7,256,124,982.46/97,143.46
  6. Step 6: Final answer
    x = 74,694.94

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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.