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Finding the Fourth Proportional to 114,081.66, 171,073.44 and 39,209.32

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Solution

The fourth proportional to 114,081.66, 171,073.44 and 39,209.32 is: 58,797.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,081.66 : 171,073.44 = 39,209.32 : x
  2. Step 2: Convert to fraction form
    114,081.66/171,073.44 = 39,209.32/x
  3. Step 3: Cross multiply
    114,081.66x = 171,073.44 × 39,209.32
  4. Step 4: Simplify right side
    114,081.66x = 6,707,673,252.46
  5. Step 5: Solve for x
    x = 6,707,673,252.46/114,081.66
  6. Step 6: Final answer
    x = 58,797.12

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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.