Home / 141,531.71-195,375.04-101,175.48

Finding the Fourth Proportional to 141,531.71, 195,375.04 and 101,175.48

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Solution

The fourth proportional to 141,531.71, 195,375.04 and 101,175.48 is: 139,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,531.71 : 195,375.04 = 101,175.48 : x
  2. Step 2: Convert to fraction form
    141,531.71/195,375.04 = 101,175.48/x
  3. Step 3: Cross multiply
    141,531.71x = 195,375.04 × 101,175.48
  4. Step 4: Simplify right side
    141,531.71x = 19,767,163,199.08
  5. Step 5: Solve for x
    x = 19,767,163,199.08/141,531.71
  6. Step 6: Final answer
    x = 139,665.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.