Home / 181,722.28-250,776.76-101,148.07

Finding the Fourth Proportional to 181,722.28, 250,776.76 and 101,148.07

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Solution

The fourth proportional to 181,722.28, 250,776.76 and 101,148.07 is: 139,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,722.28 : 250,776.76 = 101,148.07 : x
  2. Step 2: Convert to fraction form
    181,722.28/250,776.76 = 101,148.07/x
  3. Step 3: Cross multiply
    181,722.28x = 250,776.76 × 101,148.07
  4. Step 4: Simplify right side
    181,722.28x = 25,365,585,274.85
  5. Step 5: Solve for x
    x = 25,365,585,274.85/181,722.28
  6. Step 6: Final answer
    x = 139,584.34

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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.