Home / 187,949.04-259,118.71-149,315.02

Finding the Fourth Proportional to 187,949.04, 259,118.71 and 149,315.02

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Solution

The fourth proportional to 187,949.04, 259,118.71 and 149,315.02 is: 205,855.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,949.04 : 259,118.71 = 149,315.02 : x
  2. Step 2: Convert to fraction form
    187,949.04/259,118.71 = 149,315.02/x
  3. Step 3: Cross multiply
    187,949.04x = 259,118.71 × 149,315.02
  4. Step 4: Simplify right side
    187,949.04x = 38,690,315,366.02
  5. Step 5: Solve for x
    x = 38,690,315,366.02/187,949.04
  6. Step 6: Final answer
    x = 205,855.35

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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.