Home / 167,073.28-250,608.64-42,415.36

Finding the Fourth Proportional to 167,073.28, 250,608.64 and 42,415.36

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Solution

The fourth proportional to 167,073.28, 250,608.64 and 42,415.36 is: 63,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,073.28 : 250,608.64 = 42,415.36 : x
  2. Step 2: Convert to fraction form
    167,073.28/250,608.64 = 42,415.36/x
  3. Step 3: Cross multiply
    167,073.28x = 250,608.64 × 42,415.36
  4. Step 4: Simplify right side
    167,073.28x = 10,629,655,684.71
  5. Step 5: Solve for x
    x = 10,629,655,684.71/167,073.28
  6. Step 6: Final answer
    x = 63,622.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.