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Finding the Fourth Proportional to 158,057.95, 236,976.03 and 58,205.33

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Solution

The fourth proportional to 158,057.95, 236,976.03 and 58,205.33 is: 87,267.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,057.95 : 236,976.03 = 58,205.33 : x
  2. Step 2: Convert to fraction form
    158,057.95/236,976.03 = 58,205.33/x
  3. Step 3: Cross multiply
    158,057.95x = 236,976.03 × 58,205.33
  4. Step 4: Simplify right side
    158,057.95x = 13,793,269,065.01
  5. Step 5: Solve for x
    x = 13,793,269,065.01/158,057.95
  6. Step 6: Final answer
    x = 87,267.17

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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.