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Finding the Fourth Proportional to 60,134.39, 90,186.99 and 25,054.91

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Solution

The fourth proportional to 60,134.39, 90,186.99 and 25,054.91 is: 37,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,134.39 : 90,186.99 = 25,054.91 : x
  2. Step 2: Convert to fraction form
    60,134.39/90,186.99 = 25,054.91/x
  3. Step 3: Cross multiply
    60,134.39x = 90,186.99 × 25,054.91
  4. Step 4: Simplify right side
    60,134.39x = 2,259,626,917.62
  5. Step 5: Solve for x
    x = 2,259,626,917.62/60,134.39
  6. Step 6: Final answer
    x = 37,576.28

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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.