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Finding the Fourth Proportional to 73,257.39, 109,886.07 and 17,853.39

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Solution

The fourth proportional to 73,257.39, 109,886.07 and 17,853.39 is: 26,780.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,257.39 : 109,886.07 = 17,853.39 : x
  2. Step 2: Convert to fraction form
    73,257.39/109,886.07 = 17,853.39/x
  3. Step 3: Cross multiply
    73,257.39x = 109,886.07 × 17,853.39
  4. Step 4: Simplify right side
    73,257.39x = 1,961,838,863.28
  5. Step 5: Solve for x
    x = 1,961,838,863.28/73,257.39
  6. Step 6: Final answer
    x = 26,780.08

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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.