Home / 187,339.42-258,519.06-106,770.34

Finding the Fourth Proportional to 187,339.42, 258,519.06 and 106,770.34

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Solution

The fourth proportional to 187,339.42, 258,519.06 and 106,770.34 is: 147,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,339.42 : 258,519.06 = 106,770.34 : x
  2. Step 2: Convert to fraction form
    187,339.42/258,519.06 = 106,770.34/x
  3. Step 3: Cross multiply
    187,339.42x = 258,519.06 × 106,770.34
  4. Step 4: Simplify right side
    187,339.42x = 27,602,167,932.68
  5. Step 5: Solve for x
    x = 27,602,167,932.68/187,339.42
  6. Step 6: Final answer
    x = 147,337.75

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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.