Home / 89,233.34-133,862.36-30,085.92

Finding the Fourth Proportional to 89,233.34, 133,862.36 and 30,085.92

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Solution

The fourth proportional to 89,233.34, 133,862.36 and 30,085.92 is: 45,133.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,233.34 : 133,862.36 = 30,085.92 : x
  2. Step 2: Convert to fraction form
    89,233.34/133,862.36 = 30,085.92/x
  3. Step 3: Cross multiply
    89,233.34x = 133,862.36 × 30,085.92
  4. Step 4: Simplify right side
    89,233.34x = 4,027,372,103.54
  5. Step 5: Solve for x
    x = 4,027,372,103.54/89,233.34
  6. Step 6: Final answer
    x = 45,133.04

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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.