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Finding the Fourth Proportional to 94,685.95, 142,027.71 and 27,219.58

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Solution

The fourth proportional to 94,685.95, 142,027.71 and 27,219.58 is: 40,829.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,685.95 : 142,027.71 = 27,219.58 : x
  2. Step 2: Convert to fraction form
    94,685.95/142,027.71 = 27,219.58/x
  3. Step 3: Cross multiply
    94,685.95x = 142,027.71 × 27,219.58
  4. Step 4: Simplify right side
    94,685.95x = 3,865,934,614.56
  5. Step 5: Solve for x
    x = 3,865,934,614.56/94,685.95
  6. Step 6: Final answer
    x = 40,829.02

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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.