Home / 175,646.89-263,512.25-57,318.45

Finding the Fourth Proportional to 175,646.89, 263,512.25 and 57,318.45

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Solution

The fourth proportional to 175,646.89, 263,512.25 and 57,318.45 is: 85,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,646.89 : 263,512.25 = 57,318.45 : x
  2. Step 2: Convert to fraction form
    175,646.89/263,512.25 = 57,318.45/x
  3. Step 3: Cross multiply
    175,646.89x = 263,512.25 × 57,318.45
  4. Step 4: Simplify right side
    175,646.89x = 15,104,113,726.01
  5. Step 5: Solve for x
    x = 15,104,113,726.01/175,646.89
  6. Step 6: Final answer
    x = 85,991.35

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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.