Home / 134,769.60-201,984.30-68,228.10

Finding the Fourth Proportional to 134,769.60, 201,984.30 and 68,228.10

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Solution

The fourth proportional to 134,769.60, 201,984.30 and 68,228.10 is: 102,256.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,769.60 : 201,984.30 = 68,228.10 : x
  2. Step 2: Convert to fraction form
    134,769.60/201,984.30 = 68,228.10/x
  3. Step 3: Cross multiply
    134,769.60x = 201,984.30 × 68,228.10
  4. Step 4: Simplify right side
    134,769.60x = 13,781,005,018.83
  5. Step 5: Solve for x
    x = 13,781,005,018.83/134,769.60
  6. Step 6: Final answer
    x = 102,256.04

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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.