Home / 96,531.80-144,792.30-29,971.40

Finding the Fourth Proportional to 96,531.80, 144,792.30 and 29,971.40

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Solution

The fourth proportional to 96,531.80, 144,792.30 and 29,971.40 is: 44,955.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,531.80 : 144,792.30 = 29,971.40 : x
  2. Step 2: Convert to fraction form
    96,531.80/144,792.30 = 29,971.40/x
  3. Step 3: Cross multiply
    96,531.80x = 144,792.30 × 29,971.40
  4. Step 4: Simplify right side
    96,531.80x = 4,339,627,940.22
  5. Step 5: Solve for x
    x = 4,339,627,940.22/96,531.80
  6. Step 6: Final answer
    x = 44,955.42

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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.