Home / 97,314.40-134,292.08-54,872.96

Finding the Fourth Proportional to 97,314.40, 134,292.08 and 54,872.96

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Solution

The fourth proportional to 97,314.40, 134,292.08 and 54,872.96 is: 75,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,314.40 : 134,292.08 = 54,872.96 : x
  2. Step 2: Convert to fraction form
    97,314.40/134,292.08 = 54,872.96/x
  3. Step 3: Cross multiply
    97,314.40x = 134,292.08 × 54,872.96
  4. Step 4: Simplify right side
    97,314.40x = 7,369,003,659.79
  5. Step 5: Solve for x
    x = 7,369,003,659.79/97,314.40
  6. Step 6: Final answer
    x = 75,723.68

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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.