Home / 178,830.22-268,286.82-52,465.36

Finding the Fourth Proportional to 178,830.22, 268,286.82 and 52,465.36

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Solution

The fourth proportional to 178,830.22, 268,286.82 and 52,465.36 is: 78,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,830.22 : 268,286.82 = 52,465.36 : x
  2. Step 2: Convert to fraction form
    178,830.22/268,286.82 = 52,465.36/x
  3. Step 3: Cross multiply
    178,830.22x = 268,286.82 × 52,465.36
  4. Step 4: Simplify right side
    178,830.22x = 14,075,764,594.56
  5. Step 5: Solve for x
    x = 14,075,764,594.56/178,830.22
  6. Step 6: Final answer
    x = 78,710.21

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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.