Home / 141,478.50-212,172.66-46,691.04

Finding the Fourth Proportional to 141,478.50, 212,172.66 and 46,691.04

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Solution

The fourth proportional to 141,478.50, 212,172.66 and 46,691.04 is: 70,021.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,478.50 : 212,172.66 = 46,691.04 : x
  2. Step 2: Convert to fraction form
    141,478.50/212,172.66 = 46,691.04/x
  3. Step 3: Cross multiply
    141,478.50x = 212,172.66 × 46,691.04
  4. Step 4: Simplify right side
    141,478.50x = 9,906,562,154.97
  5. Step 5: Solve for x
    x = 9,906,562,154.97/141,478.50
  6. Step 6: Final answer
    x = 70,021.68

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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.