Home / 117,689.44-176,434.65-51,079.50

Finding the Fourth Proportional to 117,689.44, 176,434.65 and 51,079.50

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Solution

The fourth proportional to 117,689.44, 176,434.65 and 51,079.50 is: 76,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,689.44 : 176,434.65 = 51,079.50 : x
  2. Step 2: Convert to fraction form
    117,689.44/176,434.65 = 51,079.50/x
  3. Step 3: Cross multiply
    117,689.44x = 176,434.65 × 51,079.50
  4. Step 4: Simplify right side
    117,689.44x = 9,012,193,704.68
  5. Step 5: Solve for x
    x = 9,012,193,704.68/117,689.44
  6. Step 6: Final answer
    x = 76,576.06

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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.