Home / 170,979.94-255,217.93-150,779.70

Finding the Fourth Proportional to 170,979.94, 255,217.93 and 150,779.70

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Solution

The fourth proportional to 170,979.94, 255,217.93 and 150,779.70 is: 225,065.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,979.94 : 255,217.93 = 150,779.70 : x
  2. Step 2: Convert to fraction form
    170,979.94/255,217.93 = 150,779.70/x
  3. Step 3: Cross multiply
    170,979.94x = 255,217.93 × 150,779.70
  4. Step 4: Simplify right side
    170,979.94x = 38,481,681,433.79
  5. Step 5: Solve for x
    x = 38,481,681,433.79/170,979.94
  6. Step 6: Final answer
    x = 225,065.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.