Home / 162,816.22-243,929.08-159,273.28

Finding the Fourth Proportional to 162,816.22, 243,929.08 and 159,273.28

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Solution

The fourth proportional to 162,816.22, 243,929.08 and 159,273.28 is: 238,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,816.22 : 243,929.08 = 159,273.28 : x
  2. Step 2: Convert to fraction form
    162,816.22/243,929.08 = 159,273.28/x
  3. Step 3: Cross multiply
    162,816.22x = 243,929.08 × 159,273.28
  4. Step 4: Simplify right side
    162,816.22x = 38,851,384,658.98
  5. Step 5: Solve for x
    x = 38,851,384,658.98/162,816.22
  6. Step 6: Final answer
    x = 238,621.09

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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.