Home / 97,445.79-134,474.13-55,006.11

Finding the Fourth Proportional to 97,445.79, 134,474.13 and 55,006.11

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Solution

The fourth proportional to 97,445.79, 134,474.13 and 55,006.11 is: 75,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,445.79 : 134,474.13 = 55,006.11 : x
  2. Step 2: Convert to fraction form
    97,445.79/134,474.13 = 55,006.11/x
  3. Step 3: Cross multiply
    97,445.79x = 134,474.13 × 55,006.11
  4. Step 4: Simplify right side
    97,445.79x = 7,396,898,786.93
  5. Step 5: Solve for x
    x = 7,396,898,786.93/97,445.79
  6. Step 6: Final answer
    x = 75,907.83

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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.