Home / 53,278.80-73,507.60-35,377.28

Finding the Fourth Proportional to 53,278.80, 73,507.60 and 35,377.28

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Solution

The fourth proportional to 53,278.80, 73,507.60 and 35,377.28 is: 48,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,278.80 : 73,507.60 = 35,377.28 : x
  2. Step 2: Convert to fraction form
    53,278.80/73,507.60 = 35,377.28/x
  3. Step 3: Cross multiply
    53,278.80x = 73,507.60 × 35,377.28
  4. Step 4: Simplify right side
    53,278.80x = 2,600,498,947.33
  5. Step 5: Solve for x
    x = 2,600,498,947.33/53,278.80
  6. Step 6: Final answer
    x = 48,809.26

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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.