Home / 233,907.28-322,796.25-137,180.90

Finding the Fourth Proportional to 233,907.28, 322,796.25 and 137,180.90

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Solution

The fourth proportional to 233,907.28, 322,796.25 and 137,180.90 is: 189,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,907.28 : 322,796.25 = 137,180.90 : x
  2. Step 2: Convert to fraction form
    233,907.28/322,796.25 = 137,180.90/x
  3. Step 3: Cross multiply
    233,907.28x = 322,796.25 × 137,180.90
  4. Step 4: Simplify right side
    233,907.28x = 44,281,477,791.74
  5. Step 5: Solve for x
    x = 44,281,477,791.74/233,907.28
  6. Step 6: Final answer
    x = 189,312.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.