Home / 187,339.92-258,519.75-106,770.84

Finding the Fourth Proportional to 187,339.92, 258,519.75 and 106,770.84

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Solution

The fourth proportional to 187,339.92, 258,519.75 and 106,770.84 is: 147,338.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,339.92 : 258,519.75 = 106,770.84 : x
  2. Step 2: Convert to fraction form
    187,339.92/258,519.75 = 106,770.84/x
  3. Step 3: Cross multiply
    187,339.92x = 258,519.75 × 106,770.84
  4. Step 4: Simplify right side
    187,339.92x = 27,602,370,864.09
  5. Step 5: Solve for x
    x = 27,602,370,864.09/187,339.92
  6. Step 6: Final answer
    x = 147,338.44

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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.