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Finding the Fourth Proportional to 159,482.26, 219,782.69 and 114,081.39

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Solution

The fourth proportional to 159,482.26, 219,782.69 and 114,081.39 is: 157,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,482.26 : 219,782.69 = 114,081.39 : x
  2. Step 2: Convert to fraction form
    159,482.26/219,782.69 = 114,081.39/x
  3. Step 3: Cross multiply
    159,482.26x = 219,782.69 × 114,081.39
  4. Step 4: Simplify right side
    159,482.26x = 25,073,114,630.54
  5. Step 5: Solve for x
    x = 25,073,114,630.54/159,482.26
  6. Step 6: Final answer
    x = 157,215.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.