Home / 149,115.30-223,527.15-133,368.90

Finding the Fourth Proportional to 149,115.30, 223,527.15 and 133,368.90

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Solution

The fourth proportional to 149,115.30, 223,527.15 and 133,368.90 is: 199,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,115.30 : 223,527.15 = 133,368.90 : x
  2. Step 2: Convert to fraction form
    149,115.30/223,527.15 = 133,368.90/x
  3. Step 3: Cross multiply
    149,115.30x = 223,527.15 × 133,368.90
  4. Step 4: Simplify right side
    149,115.30x = 29,811,570,115.64
  5. Step 5: Solve for x
    x = 29,811,570,115.64/149,115.30
  6. Step 6: Final answer
    x = 199,922.95

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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.