Home / 65,684.46-98,558.89-40,717.90

Finding the Fourth Proportional to 65,684.46, 98,558.89 and 40,717.90

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Solution

The fourth proportional to 65,684.46, 98,558.89 and 40,717.90 is: 61,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,684.46 : 98,558.89 = 40,717.90 : x
  2. Step 2: Convert to fraction form
    65,684.46/98,558.89 = 40,717.90/x
  3. Step 3: Cross multiply
    65,684.46x = 98,558.89 × 40,717.90
  4. Step 4: Simplify right side
    65,684.46x = 4,013,110,330.75
  5. Step 5: Solve for x
    x = 4,013,110,330.75/65,684.46
  6. Step 6: Final answer
    x = 61,096.80

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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.