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Finding the Fourth Proportional to 60,141.68, 90,187.10 and 18,027.75

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Solution

The fourth proportional to 60,141.68, 90,187.10 and 18,027.75 is: 27,034.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,141.68 : 90,187.10 = 18,027.75 : x
  2. Step 2: Convert to fraction form
    60,141.68/90,187.10 = 18,027.75/x
  3. Step 3: Cross multiply
    60,141.68x = 90,187.10 × 18,027.75
  4. Step 4: Simplify right side
    60,141.68x = 1,625,870,492.03
  5. Step 5: Solve for x
    x = 1,625,870,492.03/60,141.68
  6. Step 6: Final answer
    x = 27,034.01

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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.