Home / 181,334.99-250,242.05-100,770.36

Finding the Fourth Proportional to 181,334.99, 250,242.05 and 100,770.36

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Solution

The fourth proportional to 181,334.99, 250,242.05 and 100,770.36 is: 139,062.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,334.99 : 250,242.05 = 100,770.36 : x
  2. Step 2: Convert to fraction form
    181,334.99/250,242.05 = 100,770.36/x
  3. Step 3: Cross multiply
    181,334.99x = 250,242.05 × 100,770.36
  4. Step 4: Simplify right side
    181,334.99x = 25,216,980,961.79
  5. Step 5: Solve for x
    x = 25,216,980,961.79/181,334.99
  6. Step 6: Final answer
    x = 139,062.97

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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.