Home / 67,330.31-100,999.58-27,890.46

Finding the Fourth Proportional to 67,330.31, 100,999.58 and 27,890.46

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Solution

The fourth proportional to 67,330.31, 100,999.58 and 27,890.46 is: 41,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,330.31 : 100,999.58 = 27,890.46 : x
  2. Step 2: Convert to fraction form
    67,330.31/100,999.58 = 27,890.46/x
  3. Step 3: Cross multiply
    67,330.31x = 100,999.58 × 27,890.46
  4. Step 4: Simplify right side
    67,330.31x = 2,816,924,606.55
  5. Step 5: Solve for x
    x = 2,816,924,606.55/67,330.31
  6. Step 6: Final answer
    x = 41,837.40

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1.5x scale

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.