Home / 141,492.15-212,050.62-103,876.29

Finding the Fourth Proportional to 141,492.15, 212,050.62 and 103,876.29

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Solution

The fourth proportional to 141,492.15, 212,050.62 and 103,876.29 is: 155,676.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,492.15 : 212,050.62 = 103,876.29 : x
  2. Step 2: Convert to fraction form
    141,492.15/212,050.62 = 103,876.29/x
  3. Step 3: Cross multiply
    141,492.15x = 212,050.62 × 103,876.29
  4. Step 4: Simplify right side
    141,492.15x = 22,027,031,697.80
  5. Step 5: Solve for x
    x = 22,027,031,697.80/141,492.15
  6. Step 6: Final answer
    x = 155,676.71

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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.