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Finding the Fourth Proportional to 60,056, 90,098.58 and 18,503

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Solution

The fourth proportional to 60,056, 90,098.58 and 18,503 is: 27,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,056 : 90,098.58 = 18,503 : x
  2. Step 2: Convert to fraction form
    60,056/90,098.58 = 18,503/x
  3. Step 3: Cross multiply
    60,056x = 90,098.58 × 18,503
  4. Step 4: Simplify right side
    60,056x = 1,667,094,025.74
  5. Step 5: Solve for x
    x = 1,667,094,025.74/60,056
  6. Step 6: Final answer
    x = 27,758.99

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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.