Home / 187,026.45-258,098.14-106,459.15

Finding the Fourth Proportional to 187,026.45, 258,098.14 and 106,459.15

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Solution

The fourth proportional to 187,026.45, 258,098.14 and 106,459.15 is: 146,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,026.45 : 258,098.14 = 106,459.15 : x
  2. Step 2: Convert to fraction form
    187,026.45/258,098.14 = 106,459.15/x
  3. Step 3: Cross multiply
    187,026.45x = 258,098.14 × 106,459.15
  4. Step 4: Simplify right side
    187,026.45x = 27,476,908,600.98
  5. Step 5: Solve for x
    x = 27,476,908,600.98/187,026.45
  6. Step 6: Final answer
    x = 146,914.56

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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.