Home / 268,953.10-371,158.03-148,105.62

Finding the Fourth Proportional to 268,953.10, 371,158.03 and 148,105.62

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Solution

The fourth proportional to 268,953.10, 371,158.03 and 148,105.62 is: 204,387.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,953.10 : 371,158.03 = 148,105.62 : x
  2. Step 2: Convert to fraction form
    268,953.10/371,158.03 = 148,105.62/x
  3. Step 3: Cross multiply
    268,953.10x = 371,158.03 × 148,105.62
  4. Step 4: Simplify right side
    268,953.10x = 54,970,590,151.13
  5. Step 5: Solve for x
    x = 54,970,590,151.13/268,953.10
  6. Step 6: Final answer
    x = 204,387.27

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1.5x scale

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.