Home / 141,272.33-211,776.73-47,712.65

Finding the Fourth Proportional to 141,272.33, 211,776.73 and 47,712.65

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Solution

The fourth proportional to 141,272.33, 211,776.73 and 47,712.65 is: 71,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,272.33 : 211,776.73 = 47,712.65 : x
  2. Step 2: Convert to fraction form
    141,272.33/211,776.73 = 47,712.65/x
  3. Step 3: Cross multiply
    141,272.33x = 211,776.73 × 47,712.65
  4. Step 4: Simplify right side
    141,272.33x = 10,104,427,818.47
  5. Step 5: Solve for x
    x = 10,104,427,818.47/141,272.33
  6. Step 6: Final answer
    x = 71,524.47

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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.