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Finding the Fourth Proportional to 233,142.60, 349,713.90 and 229,254.60

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Solution

The fourth proportional to 233,142.60, 349,713.90 and 229,254.60 is: 343,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,142.60 : 349,713.90 = 229,254.60 : x
  2. Step 2: Convert to fraction form
    233,142.60/349,713.90 = 229,254.60/x
  3. Step 3: Cross multiply
    233,142.60x = 349,713.90 × 229,254.60
  4. Step 4: Simplify right side
    233,142.60x = 80,173,520,258.94
  5. Step 5: Solve for x
    x = 80,173,520,258.94/233,142.60
  6. Step 6: Final answer
    x = 343,881.90

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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.