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Finding the Fourth Proportional to 53,014.88, 73,166.88 and 31,793.44

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Solution

The fourth proportional to 53,014.88, 73,166.88 and 31,793.44 is: 43,878.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,014.88 : 73,166.88 = 31,793.44 : x
  2. Step 2: Convert to fraction form
    53,014.88/73,166.88 = 31,793.44/x
  3. Step 3: Cross multiply
    53,014.88x = 73,166.88 × 31,793.44
  4. Step 4: Simplify right side
    53,014.88x = 2,326,226,809.27
  5. Step 5: Solve for x
    x = 2,326,226,809.27/53,014.88
  6. Step 6: Final answer
    x = 43,878.75

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1.5x scale

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.