Home / 218,436.42-327,782.02-92,068.94

Finding the Fourth Proportional to 218,436.42, 327,782.02 and 92,068.94

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Solution

The fourth proportional to 218,436.42, 327,782.02 and 92,068.94 is: 138,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,436.42 : 327,782.02 = 92,068.94 : x
  2. Step 2: Convert to fraction form
    218,436.42/327,782.02 = 92,068.94/x
  3. Step 3: Cross multiply
    218,436.42x = 327,782.02 × 92,068.94
  4. Step 4: Simplify right side
    218,436.42x = 30,178,543,132.46
  5. Step 5: Solve for x
    x = 30,178,543,132.46/218,436.42
  6. Step 6: Final answer
    x = 138,157.10

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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.