Home / 319,473.42-479,168.66-94,829.38

Finding the Fourth Proportional to 319,473.42, 479,168.66 and 94,829.38

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Solution

The fourth proportional to 319,473.42, 479,168.66 and 94,829.38 is: 142,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,473.42 : 479,168.66 = 94,829.38 : x
  2. Step 2: Convert to fraction form
    319,473.42/479,168.66 = 94,829.38/x
  3. Step 3: Cross multiply
    319,473.42x = 479,168.66 × 94,829.38
  4. Step 4: Simplify right side
    319,473.42x = 45,439,266,943.23
  5. Step 5: Solve for x
    x = 45,439,266,943.23/319,473.42
  6. Step 6: Final answer
    x = 142,231.76

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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.