Home / 187,299.65-258,423.69-106,725.44

Finding the Fourth Proportional to 187,299.65, 258,423.69 and 106,725.44

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Solution

The fourth proportional to 187,299.65, 258,423.69 and 106,725.44 is: 147,252.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,299.65 : 258,423.69 = 106,725.44 : x
  2. Step 2: Convert to fraction form
    187,299.65/258,423.69 = 106,725.44/x
  3. Step 3: Cross multiply
    187,299.65x = 258,423.69 × 106,725.44
  4. Step 4: Simplify right side
    187,299.65x = 27,580,382,021.67
  5. Step 5: Solve for x
    x = 27,580,382,021.67/187,299.65
  6. Step 6: Final answer
    x = 147,252.72

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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.