Home / 141,883.28-212,856.24-42,051.44

Finding the Fourth Proportional to 141,883.28, 212,856.24 and 42,051.44

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Solution

The fourth proportional to 141,883.28, 212,856.24 and 42,051.44 is: 63,086.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,883.28 : 212,856.24 = 42,051.44 : x
  2. Step 2: Convert to fraction form
    141,883.28/212,856.24 = 42,051.44/x
  3. Step 3: Cross multiply
    141,883.28x = 212,856.24 × 42,051.44
  4. Step 4: Simplify right side
    141,883.28x = 8,950,911,404.99
  5. Step 5: Solve for x
    x = 8,950,911,404.99/141,883.28
  6. Step 6: Final answer
    x = 63,086.44

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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.