Home / 53,296.20-73,552.32-30,642.66

Finding the Fourth Proportional to 53,296.20, 73,552.32 and 30,642.66

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Solution

The fourth proportional to 53,296.20, 73,552.32 and 30,642.66 is: 42,288.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,296.20 : 73,552.32 = 30,642.66 : x
  2. Step 2: Convert to fraction form
    53,296.20/73,552.32 = 30,642.66/x
  3. Step 3: Cross multiply
    53,296.20x = 73,552.32 × 30,642.66
  4. Step 4: Simplify right side
    53,296.20x = 2,253,838,733.97
  5. Step 5: Solve for x
    x = 2,253,838,733.97/53,296.20
  6. Step 6: Final answer
    x = 42,288.92

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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.