Home / 141,282.72-211,792.80-47,723.52

Finding the Fourth Proportional to 141,282.72, 211,792.80 and 47,723.52

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Solution

The fourth proportional to 141,282.72, 211,792.80 and 47,723.52 is: 71,540.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,282.72 : 211,792.80 = 47,723.52 : x
  2. Step 2: Convert to fraction form
    141,282.72/211,792.80 = 47,723.52/x
  3. Step 3: Cross multiply
    141,282.72x = 211,792.80 × 47,723.52
  4. Step 4: Simplify right side
    141,282.72x = 10,107,497,926.66
  5. Step 5: Solve for x
    x = 10,107,497,926.66/141,282.72
  6. Step 6: Final answer
    x = 71,540.94

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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.