Home / 88,712.40-133,083.96-36,150.48

Finding the Fourth Proportional to 88,712.40, 133,083.96 and 36,150.48

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Solution

The fourth proportional to 88,712.40, 133,083.96 and 36,150.48 is: 54,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,712.40 : 133,083.96 = 36,150.48 : x
  2. Step 2: Convert to fraction form
    88,712.40/133,083.96 = 36,150.48/x
  3. Step 3: Cross multiply
    88,712.40x = 133,083.96 × 36,150.48
  4. Step 4: Simplify right side
    88,712.40x = 4,811,049,034.30
  5. Step 5: Solve for x
    x = 4,811,049,034.30/88,712.40
  6. Step 6: Final answer
    x = 54,231.98

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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.