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Finding the Fourth Proportional to 259,473.06, 358,083.45 and 163,944.90

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Solution

The fourth proportional to 259,473.06, 358,083.45 and 163,944.90 is: 226,250.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,473.06 : 358,083.45 = 163,944.90 : x
  2. Step 2: Convert to fraction form
    259,473.06/358,083.45 = 163,944.90/x
  3. Step 3: Cross multiply
    259,473.06x = 358,083.45 × 163,944.90
  4. Step 4: Simplify right side
    259,473.06x = 58,705,955,401.91
  5. Step 5: Solve for x
    x = 58,705,955,401.91/259,473.06
  6. Step 6: Final answer
    x = 226,250.68

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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.