Home / 251,724.80-377,586.72-74,356.37

Finding the Fourth Proportional to 251,724.80, 377,586.72 and 74,356.37

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Solution

The fourth proportional to 251,724.80, 377,586.72 and 74,356.37 is: 111,534.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,724.80 : 377,586.72 = 74,356.37 : x
  2. Step 2: Convert to fraction form
    251,724.80/377,586.72 = 74,356.37/x
  3. Step 3: Cross multiply
    251,724.80x = 377,586.72 × 74,356.37
  4. Step 4: Simplify right side
    251,724.80x = 28,075,975,971.47
  5. Step 5: Solve for x
    x = 28,075,975,971.47/251,724.80
  6. Step 6: Final answer
    x = 111,534.41

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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.