Home / 194,339.47-290,850.79-119,507.02

Finding the Fourth Proportional to 194,339.47, 290,850.79 and 119,507.02

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Solution

The fourth proportional to 194,339.47, 290,850.79 and 119,507.02 is: 178,855.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,339.47 : 290,850.79 = 119,507.02 : x
  2. Step 2: Convert to fraction form
    194,339.47/290,850.79 = 119,507.02/x
  3. Step 3: Cross multiply
    194,339.47x = 290,850.79 × 119,507.02
  4. Step 4: Simplify right side
    194,339.47x = 34,758,711,177.55
  5. Step 5: Solve for x
    x = 34,758,711,177.55/194,339.47
  6. Step 6: Final answer
    x = 178,855.64

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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.