Home / 181,420.28-250,362.96-99,751.98

Finding the Fourth Proportional to 181,420.28, 250,362.96 and 99,751.98

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Solution

The fourth proportional to 181,420.28, 250,362.96 and 99,751.98 is: 137,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,420.28 : 250,362.96 = 99,751.98 : x
  2. Step 2: Convert to fraction form
    181,420.28/250,362.96 = 99,751.98/x
  3. Step 3: Cross multiply
    181,420.28x = 250,362.96 × 99,751.98
  4. Step 4: Simplify right side
    181,420.28x = 24,974,200,978.66
  5. Step 5: Solve for x
    x = 24,974,200,978.66/181,420.28
  6. Step 6: Final answer
    x = 137,659.37

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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.