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Finding the Fourth Proportional to 162,875.80, 244,313.70 and 146,546.20

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Solution

The fourth proportional to 162,875.80, 244,313.70 and 146,546.20 is: 219,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,875.80 : 244,313.70 = 146,546.20 : x
  2. Step 2: Convert to fraction form
    162,875.80/244,313.70 = 146,546.20/x
  3. Step 3: Cross multiply
    162,875.80x = 244,313.70 × 146,546.20
  4. Step 4: Simplify right side
    162,875.80x = 35,803,244,342.94
  5. Step 5: Solve for x
    x = 35,803,244,342.94/162,875.80
  6. Step 6: Final answer
    x = 219,819.30

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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.