Home / 133,695.10-200,542.65-107,451.10

Finding the Fourth Proportional to 133,695.10, 200,542.65 and 107,451.10

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Solution

The fourth proportional to 133,695.10, 200,542.65 and 107,451.10 is: 161,176.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,695.10 : 200,542.65 = 107,451.10 : x
  2. Step 2: Convert to fraction form
    133,695.10/200,542.65 = 107,451.10/x
  3. Step 3: Cross multiply
    133,695.10x = 200,542.65 × 107,451.10
  4. Step 4: Simplify right side
    133,695.10x = 21,548,528,339.42
  5. Step 5: Solve for x
    x = 21,548,528,339.42/133,695.10
  6. Step 6: Final answer
    x = 161,176.65

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1.5x scale

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.