Home / 170,161.73-255,242.67-70,212.11

Finding the Fourth Proportional to 170,161.73, 255,242.67 and 70,212.11

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Solution

The fourth proportional to 170,161.73, 255,242.67 and 70,212.11 is: 105,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,161.73 : 255,242.67 = 70,212.11 : x
  2. Step 2: Convert to fraction form
    170,161.73/255,242.67 = 70,212.11/x
  3. Step 3: Cross multiply
    170,161.73x = 255,242.67 × 70,212.11
  4. Step 4: Simplify right side
    170,161.73x = 17,921,126,422.73
  5. Step 5: Solve for x
    x = 17,921,126,422.73/170,161.73
  6. Step 6: Final answer
    x = 105,318.20

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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.