Home / 73,922.31-110,884.28-21,332.25

Finding the Fourth Proportional to 73,922.31, 110,884.28 and 21,332.25

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Solution

The fourth proportional to 73,922.31, 110,884.28 and 21,332.25 is: 31,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,922.31 : 110,884.28 = 21,332.25 : x
  2. Step 2: Convert to fraction form
    73,922.31/110,884.28 = 21,332.25/x
  3. Step 3: Cross multiply
    73,922.31x = 110,884.28 × 21,332.25
  4. Step 4: Simplify right side
    73,922.31x = 2,365,411,075.37
  5. Step 5: Solve for x
    x = 2,365,411,075.37/73,922.31
  6. Step 6: Final answer
    x = 31,998.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.