Home / 52,743.18-72,771.95-31,233.36

Finding the Fourth Proportional to 52,743.18, 72,771.95 and 31,233.36

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Solution

The fourth proportional to 52,743.18, 72,771.95 and 31,233.36 is: 43,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.18 : 72,771.95 = 31,233.36 : x
  2. Step 2: Convert to fraction form
    52,743.18/72,771.95 = 31,233.36/x
  3. Step 3: Cross multiply
    52,743.18x = 72,771.95 × 31,233.36
  4. Step 4: Simplify right side
    52,743.18x = 2,272,912,863.23
  5. Step 5: Solve for x
    x = 2,272,912,863.23/52,743.18
  6. Step 6: Final answer
    x = 43,093.96

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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.