Home / 170,151.11-255,226.70-70,201.49

Finding the Fourth Proportional to 170,151.11, 255,226.70 and 70,201.49

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Solution

The fourth proportional to 170,151.11, 255,226.70 and 70,201.49 is: 105,302.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,151.11 : 255,226.70 = 70,201.49 : x
  2. Step 2: Convert to fraction form
    170,151.11/255,226.70 = 70,201.49/x
  3. Step 3: Cross multiply
    170,151.11x = 255,226.70 × 70,201.49
  4. Step 4: Simplify right side
    170,151.11x = 17,917,293,132.27
  5. Step 5: Solve for x
    x = 17,917,293,132.27/170,151.11
  6. Step 6: Final answer
    x = 105,302.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.