Home / 97,310.46-134,290.20-57,035.64

Finding the Fourth Proportional to 97,310.46, 134,290.20 and 57,035.64

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Solution

The fourth proportional to 97,310.46, 134,290.20 and 57,035.64 is: 78,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,310.46 : 134,290.20 = 57,035.64 : x
  2. Step 2: Convert to fraction form
    97,310.46/134,290.20 = 57,035.64/x
  3. Step 3: Cross multiply
    97,310.46x = 134,290.20 × 57,035.64
  4. Step 4: Simplify right side
    97,310.46x = 7,659,327,502.73
  5. Step 5: Solve for x
    x = 7,659,327,502.73/97,310.46
  6. Step 6: Final answer
    x = 78,710.22

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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.