Home / 65,717.53-98,576.29-42,360.37

Finding the Fourth Proportional to 65,717.53, 98,576.29 and 42,360.37

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Solution

The fourth proportional to 65,717.53, 98,576.29 and 42,360.37 is: 63,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,717.53 : 98,576.29 = 42,360.37 : x
  2. Step 2: Convert to fraction form
    65,717.53/98,576.29 = 42,360.37/x
  3. Step 3: Cross multiply
    65,717.53x = 98,576.29 × 42,360.37
  4. Step 4: Simplify right side
    65,717.53x = 4,175,727,924.14
  5. Step 5: Solve for x
    x = 4,175,727,924.14/65,717.53
  6. Step 6: Final answer
    x = 63,540.55

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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.