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Finding the Fourth Proportional to 250,073.82, 345,101.84 and 135,352.44

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Solution

The fourth proportional to 250,073.82, 345,101.84 and 135,352.44 is: 186,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,073.82 : 345,101.84 = 135,352.44 : x
  2. Step 2: Convert to fraction form
    250,073.82/345,101.84 = 135,352.44/x
  3. Step 3: Cross multiply
    250,073.82x = 345,101.84 × 135,352.44
  4. Step 4: Simplify right side
    250,073.82x = 46,710,376,430.87
  5. Step 5: Solve for x
    x = 46,710,376,430.87/250,073.82
  6. Step 6: Final answer
    x = 186,786.35

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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.