Home / 97,381.28-146,020.08-57,416.96

Finding the Fourth Proportional to 97,381.28, 146,020.08 and 57,416.96

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Solution

The fourth proportional to 97,381.28, 146,020.08 and 57,416.96 is: 86,094.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,381.28 : 146,020.08 = 57,416.96 : x
  2. Step 2: Convert to fraction form
    97,381.28/146,020.08 = 57,416.96/x
  3. Step 3: Cross multiply
    97,381.28x = 146,020.08 × 57,416.96
  4. Step 4: Simplify right side
    97,381.28x = 8,384,029,092.56
  5. Step 5: Solve for x
    x = 8,384,029,092.56/97,381.28
  6. Step 6: Final answer
    x = 86,094.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.