Home / 112,044.26-167,939.27-69,943.15

Finding the Fourth Proportional to 112,044.26, 167,939.27 and 69,943.15

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Solution

The fourth proportional to 112,044.26, 167,939.27 and 69,943.15 is: 104,835.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,044.26 : 167,939.27 = 69,943.15 : x
  2. Step 2: Convert to fraction form
    112,044.26/167,939.27 = 69,943.15/x
  3. Step 3: Cross multiply
    112,044.26x = 167,939.27 × 69,943.15
  4. Step 4: Simplify right side
    112,044.26x = 11,746,201,123.77
  5. Step 5: Solve for x
    x = 11,746,201,123.77/112,044.26
  6. Step 6: Final answer
    x = 104,835.36

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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.