Home / 147,811.08-221,714.28-100,308.27

Finding the Fourth Proportional to 147,811.08, 221,714.28 and 100,308.27

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Solution

The fourth proportional to 147,811.08, 221,714.28 and 100,308.27 is: 150,460.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,811.08 : 221,714.28 = 100,308.27 : x
  2. Step 2: Convert to fraction form
    147,811.08/221,714.28 = 100,308.27/x
  3. Step 3: Cross multiply
    147,811.08x = 221,714.28 × 100,308.27
  4. Step 4: Simplify right side
    147,811.08x = 22,239,775,861.10
  5. Step 5: Solve for x
    x = 22,239,775,861.10/147,811.08
  6. Step 6: Final answer
    x = 150,460.82

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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.