Home / 52,442.70-72,365.46-31,217.82

Finding the Fourth Proportional to 52,442.70, 72,365.46 and 31,217.82

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Solution

The fourth proportional to 52,442.70, 72,365.46 and 31,217.82 is: 43,077.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,442.70 : 72,365.46 = 31,217.82 : x
  2. Step 2: Convert to fraction form
    52,442.70/72,365.46 = 31,217.82/x
  3. Step 3: Cross multiply
    52,442.70x = 72,365.46 × 31,217.82
  4. Step 4: Simplify right side
    52,442.70x = 2,259,091,904.50
  5. Step 5: Solve for x
    x = 2,259,091,904.50/52,442.70
  6. Step 6: Final answer
    x = 43,077.34

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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.