Home / 188,119.52-259,605.13-107,548.79

Finding the Fourth Proportional to 188,119.52, 259,605.13 and 107,548.79

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Solution

The fourth proportional to 188,119.52, 259,605.13 and 107,548.79 is: 148,417.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,119.52 : 259,605.13 = 107,548.79 : x
  2. Step 2: Convert to fraction form
    188,119.52/259,605.13 = 107,548.79/x
  3. Step 3: Cross multiply
    188,119.52x = 259,605.13 × 107,548.79
  4. Step 4: Simplify right side
    188,119.52x = 27,920,216,671.71
  5. Step 5: Solve for x
    x = 27,920,216,671.71/188,119.52
  6. Step 6: Final answer
    x = 148,417.43

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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.