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Finding the Fourth Proportional to 227,656.80, 341,254.80 and 134,114.40

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Solution

The fourth proportional to 227,656.80, 341,254.80 and 134,114.40 is: 201,035.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,656.80 : 341,254.80 = 134,114.40 : x
  2. Step 2: Convert to fraction form
    227,656.80/341,254.80 = 134,114.40/x
  3. Step 3: Cross multiply
    227,656.80x = 341,254.80 × 134,114.40
  4. Step 4: Simplify right side
    227,656.80x = 45,767,182,749.12
  5. Step 5: Solve for x
    x = 45,767,182,749.12/227,656.80
  6. Step 6: Final answer
    x = 201,035.87

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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.