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Finding the Fourth Proportional to 130,827.60, 196,241.40 and 93,502.80

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Solution

The fourth proportional to 130,827.60, 196,241.40 and 93,502.80 is: 140,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,827.60 : 196,241.40 = 93,502.80 : x
  2. Step 2: Convert to fraction form
    130,827.60/196,241.40 = 93,502.80/x
  3. Step 3: Cross multiply
    130,827.60x = 196,241.40 × 93,502.80
  4. Step 4: Simplify right side
    130,827.60x = 18,349,120,375.92
  5. Step 5: Solve for x
    x = 18,349,120,375.92/130,827.60
  6. Step 6: Final answer
    x = 140,254.20

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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.