Home / 117,877.29-176,814.20-29,130.80

Finding the Fourth Proportional to 117,877.29, 176,814.20 and 29,130.80

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Solution

The fourth proportional to 117,877.29, 176,814.20 and 29,130.80 is: 43,695.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,877.29 : 176,814.20 = 29,130.80 : x
  2. Step 2: Convert to fraction form
    117,877.29/176,814.20 = 29,130.80/x
  3. Step 3: Cross multiply
    117,877.29x = 176,814.20 × 29,130.80
  4. Step 4: Simplify right side
    117,877.29x = 5,150,738,286.12
  5. Step 5: Solve for x
    x = 5,150,738,286.12/117,877.29
  6. Step 6: Final answer
    x = 43,695.76

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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.