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Finding the Fourth Proportional to 194,164.55, 291,280.03 and 88,992.53

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Solution

The fourth proportional to 194,164.55, 291,280.03 and 88,992.53 is: 133,504.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,164.55 : 291,280.03 = 88,992.53 : x
  2. Step 2: Convert to fraction form
    194,164.55/291,280.03 = 88,992.53/x
  3. Step 3: Cross multiply
    194,164.55x = 291,280.03 × 88,992.53
  4. Step 4: Simplify right side
    194,164.55x = 25,921,745,129.29
  5. Step 5: Solve for x
    x = 25,921,745,129.29/194,164.55
  6. Step 6: Final answer
    x = 133,504.01

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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.