Home / 48,125.34-72,195.19-20,029.40

Finding the Fourth Proportional to 48,125.34, 72,195.19 and 20,029.40

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Solution

The fourth proportional to 48,125.34, 72,195.19 and 20,029.40 is: 30,047.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,125.34 : 72,195.19 = 20,029.40 : x
  2. Step 2: Convert to fraction form
    48,125.34/72,195.19 = 20,029.40/x
  3. Step 3: Cross multiply
    48,125.34x = 72,195.19 × 20,029.40
  4. Step 4: Simplify right side
    48,125.34x = 1,446,026,446.30
  5. Step 5: Solve for x
    x = 1,446,026,446.30/48,125.34
  6. Step 6: Final answer
    x = 30,047.09

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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.