Home / 65,117.22-97,546.38-31,739.94

Finding the Fourth Proportional to 65,117.22, 97,546.38 and 31,739.94

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Solution

The fourth proportional to 65,117.22, 97,546.38 and 31,739.94 is: 47,546.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,117.22 : 97,546.38 = 31,739.94 : x
  2. Step 2: Convert to fraction form
    65,117.22/97,546.38 = 31,739.94/x
  3. Step 3: Cross multiply
    65,117.22x = 97,546.38 × 31,739.94
  4. Step 4: Simplify right side
    65,117.22x = 3,096,116,248.42
  5. Step 5: Solve for x
    x = 3,096,116,248.42/65,117.22
  6. Step 6: Final answer
    x = 47,546.81

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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.