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Finding the Fourth Proportional to 162,228.80, 243,343.20 and 95,798.68

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Solution

The fourth proportional to 162,228.80, 243,343.20 and 95,798.68 is: 143,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,228.80 : 243,343.20 = 95,798.68 : x
  2. Step 2: Convert to fraction form
    162,228.80/243,343.20 = 95,798.68/x
  3. Step 3: Cross multiply
    162,228.80x = 243,343.20 × 95,798.68
  4. Step 4: Simplify right side
    162,228.80x = 23,311,957,346.98
  5. Step 5: Solve for x
    x = 23,311,957,346.98/162,228.80
  6. Step 6: Final answer
    x = 143,698.02

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1.5x scale

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.