Home / 141,016.76-211,462.88-66,076.38

Finding the Fourth Proportional to 141,016.76, 211,462.88 and 66,076.38

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Solution

The fourth proportional to 141,016.76, 211,462.88 and 66,076.38 is: 99,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,016.76 : 211,462.88 = 66,076.38 : x
  2. Step 2: Convert to fraction form
    141,016.76/211,462.88 = 66,076.38/x
  3. Step 3: Cross multiply
    141,016.76x = 211,462.88 × 66,076.38
  4. Step 4: Simplify right side
    141,016.76x = 13,972,701,614.77
  5. Step 5: Solve for x
    x = 13,972,701,614.77/141,016.76
  6. Step 6: Final answer
    x = 99,085.40

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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.