Home / 181,437.30-250,364.34-100,851.75

Finding the Fourth Proportional to 181,437.30, 250,364.34 and 100,851.75

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Solution

The fourth proportional to 181,437.30, 250,364.34 and 100,851.75 is: 139,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,437.30 : 250,364.34 = 100,851.75 : x
  2. Step 2: Convert to fraction form
    181,437.30/250,364.34 = 100,851.75/x
  3. Step 3: Cross multiply
    181,437.30x = 250,364.34 × 100,851.75
  4. Step 4: Simplify right side
    181,437.30x = 25,249,681,826.60
  5. Step 5: Solve for x
    x = 25,249,681,826.60/181,437.30
  6. Step 6: Final answer
    x = 139,164.78

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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.