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Finding the Fourth Proportional to 114,290.56, 171,330.84 and 39,392.92

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Solution

The fourth proportional to 114,290.56, 171,330.84 and 39,392.92 is: 59,053.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,290.56 : 171,330.84 = 39,392.92 : x
  2. Step 2: Convert to fraction form
    114,290.56/171,330.84 = 39,392.92/x
  3. Step 3: Cross multiply
    114,290.56x = 171,330.84 × 39,392.92
  4. Step 4: Simplify right side
    114,290.56x = 6,749,222,073.65
  5. Step 5: Solve for x
    x = 6,749,222,073.65/114,290.56
  6. Step 6: Final answer
    x = 59,053.19

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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.