Home / 167,162.69-230,688.56-91,711.19

Finding the Fourth Proportional to 167,162.69, 230,688.56 and 91,711.19

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Solution

The fourth proportional to 167,162.69, 230,688.56 and 91,711.19 is: 126,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,162.69 : 230,688.56 = 91,711.19 : x
  2. Step 2: Convert to fraction form
    167,162.69/230,688.56 = 91,711.19/x
  3. Step 3: Cross multiply
    167,162.69x = 230,688.56 × 91,711.19
  4. Step 4: Simplify right side
    167,162.69x = 21,156,722,356.99
  5. Step 5: Solve for x
    x = 21,156,722,356.99/167,162.69
  6. Step 6: Final answer
    x = 126,563.66

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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.