Home / 141,562.12-212,195.10-52,777

Finding the Fourth Proportional to 141,562.12, 212,195.10 and 52,777

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Solution

The fourth proportional to 141,562.12, 212,195.10 and 52,777 is: 79,110.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,562.12 : 212,195.10 = 52,777 : x
  2. Step 2: Convert to fraction form
    141,562.12/212,195.10 = 52,777/x
  3. Step 3: Cross multiply
    141,562.12x = 212,195.10 × 52,777
  4. Step 4: Simplify right side
    141,562.12x = 11,199,020,792.70
  5. Step 5: Solve for x
    x = 11,199,020,792.70/141,562.12
  6. Step 6: Final answer
    x = 79,110.29

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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.