Home / 88,803.83-133,090.92-66,441.75

Finding the Fourth Proportional to 88,803.83, 133,090.92 and 66,441.75

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Solution

The fourth proportional to 88,803.83, 133,090.92 and 66,441.75 is: 99,576.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,803.83 : 133,090.92 = 66,441.75 : x
  2. Step 2: Convert to fraction form
    88,803.83/133,090.92 = 66,441.75/x
  3. Step 3: Cross multiply
    88,803.83x = 133,090.92 × 66,441.75
  4. Step 4: Simplify right side
    88,803.83x = 8,842,793,633.91
  5. Step 5: Solve for x
    x = 8,842,793,633.91/88,803.83
  6. Step 6: Final answer
    x = 99,576.71

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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.