Home / 181,298.32-250,190.04-100,726

Finding the Fourth Proportional to 181,298.32, 250,190.04 and 100,726

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Solution

The fourth proportional to 181,298.32, 250,190.04 and 100,726 is: 139,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,298.32 : 250,190.04 = 100,726 : x
  2. Step 2: Convert to fraction form
    181,298.32/250,190.04 = 100,726/x
  3. Step 3: Cross multiply
    181,298.32x = 250,190.04 × 100,726
  4. Step 4: Simplify right side
    181,298.32x = 25,200,641,969.04
  5. Step 5: Solve for x
    x = 25,200,641,969.04/181,298.32
  6. Step 6: Final answer
    x = 139,000.97

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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.