Home / 65,207.40-97,685.34-38,933.16

Finding the Fourth Proportional to 65,207.40, 97,685.34 and 38,933.16

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Solution

The fourth proportional to 65,207.40, 97,685.34 and 38,933.16 is: 58,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,207.40 : 97,685.34 = 38,933.16 : x
  2. Step 2: Convert to fraction form
    65,207.40/97,685.34 = 38,933.16/x
  3. Step 3: Cross multiply
    65,207.40x = 97,685.34 × 38,933.16
  4. Step 4: Simplify right side
    65,207.40x = 3,803,198,971.87
  5. Step 5: Solve for x
    x = 3,803,198,971.87/65,207.40
  6. Step 6: Final answer
    x = 58,324.65

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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.