Home / 141,902.48-212,792.03-40,678.24

Finding the Fourth Proportional to 141,902.48, 212,792.03 and 40,678.24

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Solution

The fourth proportional to 141,902.48, 212,792.03 and 40,678.24 is: 60,999.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,902.48 : 212,792.03 = 40,678.24 : x
  2. Step 2: Convert to fraction form
    141,902.48/212,792.03 = 40,678.24/x
  3. Step 3: Cross multiply
    141,902.48x = 212,792.03 × 40,678.24
  4. Step 4: Simplify right side
    141,902.48x = 8,656,005,266.43
  5. Step 5: Solve for x
    x = 8,656,005,266.43/141,902.48
  6. Step 6: Final answer
    x = 60,999.68

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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.