Home / 202,725.77-279,700.16-141,470.33

Finding the Fourth Proportional to 202,725.77, 279,700.16 and 141,470.33

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Solution

The fourth proportional to 202,725.77, 279,700.16 and 141,470.33 is: 195,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,725.77 : 279,700.16 = 141,470.33 : x
  2. Step 2: Convert to fraction form
    202,725.77/279,700.16 = 141,470.33/x
  3. Step 3: Cross multiply
    202,725.77x = 279,700.16 × 141,470.33
  4. Step 4: Simplify right side
    202,725.77x = 39,569,273,590.68
  5. Step 5: Solve for x
    x = 39,569,273,590.68/202,725.77
  6. Step 6: Final answer
    x = 195,186.21

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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.