Home / 195,452.91-269,678.50-118,971.18

Finding the Fourth Proportional to 195,452.91, 269,678.50 and 118,971.18

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Solution

The fourth proportional to 195,452.91, 269,678.50 and 118,971.18 is: 164,151.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,452.91 : 269,678.50 = 118,971.18 : x
  2. Step 2: Convert to fraction form
    195,452.91/269,678.50 = 118,971.18/x
  3. Step 3: Cross multiply
    195,452.91x = 269,678.50 × 118,971.18
  4. Step 4: Simplify right side
    195,452.91x = 32,083,969,068.20
  5. Step 5: Solve for x
    x = 32,083,969,068.20/195,452.91
  6. Step 6: Final answer
    x = 164,151.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.