Home / 187,026.20-258,097.79-106,458.91

Finding the Fourth Proportional to 187,026.20, 258,097.79 and 106,458.91

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Solution

The fourth proportional to 187,026.20, 258,097.79 and 106,458.91 is: 146,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,026.20 : 258,097.79 = 106,458.91 : x
  2. Step 2: Convert to fraction form
    187,026.20/258,097.79 = 106,458.91/x
  3. Step 3: Cross multiply
    187,026.20x = 258,097.79 × 106,458.91
  4. Step 4: Simplify right side
    187,026.20x = 27,476,809,017.71
  5. Step 5: Solve for x
    x = 27,476,809,017.71/187,026.20
  6. Step 6: Final answer
    x = 146,914.23

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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.