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Finding the Fourth Proportional to 134,507.92, 200,174.02 and 130,023.20

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Solution

The fourth proportional to 134,507.92, 200,174.02 and 130,023.20 is: 193,499.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,507.92 : 200,174.02 = 130,023.20 : x
  2. Step 2: Convert to fraction form
    134,507.92/200,174.02 = 130,023.20/x
  3. Step 3: Cross multiply
    134,507.92x = 200,174.02 × 130,023.20
  4. Step 4: Simplify right side
    134,507.92x = 26,027,266,637.26
  5. Step 5: Solve for x
    x = 26,027,266,637.26/134,507.92
  6. Step 6: Final answer
    x = 193,499.88

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1.5x scale

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.