Home / 52,185.65-78,180.05-40,441.46

Finding the Fourth Proportional to 52,185.65, 78,180.05 and 40,441.46

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Solution

The fourth proportional to 52,185.65, 78,180.05 and 40,441.46 is: 60,585.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,185.65 : 78,180.05 = 40,441.46 : x
  2. Step 2: Convert to fraction form
    52,185.65/78,180.05 = 40,441.46/x
  3. Step 3: Cross multiply
    52,185.65x = 78,180.05 × 40,441.46
  4. Step 4: Simplify right side
    52,185.65x = 3,161,715,075.08
  5. Step 5: Solve for x
    x = 3,161,715,075.08/52,185.65
  6. Step 6: Final answer
    x = 60,585.92

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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.