Home / 53,075.13-73,242.11-29,201.79

Finding the Fourth Proportional to 53,075.13, 73,242.11 and 29,201.79

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Solution

The fourth proportional to 53,075.13, 73,242.11 and 29,201.79 is: 40,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,075.13 : 73,242.11 = 29,201.79 : x
  2. Step 2: Convert to fraction form
    53,075.13/73,242.11 = 29,201.79/x
  3. Step 3: Cross multiply
    53,075.13x = 73,242.11 × 29,201.79
  4. Step 4: Simplify right side
    53,075.13x = 2,138,800,569.37
  5. Step 5: Solve for x
    x = 2,138,800,569.37/53,075.13
  6. Step 6: Final answer
    x = 40,297.60

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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.