Home / 113,075.38-169,690.82-39,203.38

Finding the Fourth Proportional to 113,075.38, 169,690.82 and 39,203.38

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Solution

The fourth proportional to 113,075.38, 169,690.82 and 39,203.38 is: 58,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,075.38 : 169,690.82 = 39,203.38 : x
  2. Step 2: Convert to fraction form
    113,075.38/169,690.82 = 39,203.38/x
  3. Step 3: Cross multiply
    113,075.38x = 169,690.82 × 39,203.38
  4. Step 4: Simplify right side
    113,075.38x = 6,652,453,698.97
  5. Step 5: Solve for x
    x = 6,652,453,698.97/113,075.38
  6. Step 6: Final answer
    x = 58,832.03

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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.