Home / 104,595.12-155,785.42-104,085.36

Finding the Fourth Proportional to 104,595.12, 155,785.42 and 104,085.36

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Solution

The fourth proportional to 104,595.12, 155,785.42 and 104,085.36 is: 155,026.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,595.12 : 155,785.42 = 104,085.36 : x
  2. Step 2: Convert to fraction form
    104,595.12/155,785.42 = 104,085.36/x
  3. Step 3: Cross multiply
    104,595.12x = 155,785.42 × 104,085.36
  4. Step 4: Simplify right side
    104,595.12x = 16,214,981,523.45
  5. Step 5: Solve for x
    x = 16,214,981,523.45/104,595.12
  6. Step 6: Final answer
    x = 155,026.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.