Home / 57,253.18-79,009.44-31,763.50

Finding the Fourth Proportional to 57,253.18, 79,009.44 and 31,763.50

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Solution

The fourth proportional to 57,253.18, 79,009.44 and 31,763.50 is: 43,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,253.18 : 79,009.44 = 31,763.50 : x
  2. Step 2: Convert to fraction form
    57,253.18/79,009.44 = 31,763.50/x
  3. Step 3: Cross multiply
    57,253.18x = 79,009.44 × 31,763.50
  4. Step 4: Simplify right side
    57,253.18x = 2,509,616,347.44
  5. Step 5: Solve for x
    x = 2,509,616,347.44/57,253.18
  6. Step 6: Final answer
    x = 43,833.66

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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.