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Finding the Fourth Proportional to 124,771.91, 187,102.22 and 36,004.32

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Solution

The fourth proportional to 124,771.91, 187,102.22 and 36,004.32 is: 53,990.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,771.91 : 187,102.22 = 36,004.32 : x
  2. Step 2: Convert to fraction form
    124,771.91/187,102.22 = 36,004.32/x
  3. Step 3: Cross multiply
    124,771.91x = 187,102.22 × 36,004.32
  4. Step 4: Simplify right side
    124,771.91x = 6,736,488,021.57
  5. Step 5: Solve for x
    x = 6,736,488,021.57/124,771.91
  6. Step 6: Final answer
    x = 53,990.42

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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.