Home / 53,098.08-73,281.60-31,876.80

Finding the Fourth Proportional to 53,098.08, 73,281.60 and 31,876.80

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Solution

The fourth proportional to 53,098.08, 73,281.60 and 31,876.80 is: 43,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,098.08 : 73,281.60 = 31,876.80 : x
  2. Step 2: Convert to fraction form
    53,098.08/73,281.60 = 31,876.80/x
  3. Step 3: Cross multiply
    53,098.08x = 73,281.60 × 31,876.80
  4. Step 4: Simplify right side
    53,098.08x = 2,335,982,906.88
  5. Step 5: Solve for x
    x = 2,335,982,906.88/53,098.08
  6. Step 6: Final answer
    x = 43,993.74

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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.