Home / 125,075.42-187,616.19-36,329.69

Finding the Fourth Proportional to 125,075.42, 187,616.19 and 36,329.69

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Solution

The fourth proportional to 125,075.42, 187,616.19 and 36,329.69 is: 54,495.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,075.42 : 187,616.19 = 36,329.69 : x
  2. Step 2: Convert to fraction form
    125,075.42/187,616.19 = 36,329.69/x
  3. Step 3: Cross multiply
    125,075.42x = 187,616.19 × 36,329.69
  4. Step 4: Simplify right side
    125,075.42x = 6,816,038,021.68
  5. Step 5: Solve for x
    x = 6,816,038,021.68/125,075.42
  6. Step 6: Final answer
    x = 54,495.42

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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.