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Finding the Fourth Proportional to 295,282.05, 442,993.62 and 95,602.65

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Solution

The fourth proportional to 295,282.05, 442,993.62 and 95,602.65 is: 143,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,282.05 : 442,993.62 = 95,602.65 : x
  2. Step 2: Convert to fraction form
    295,282.05/442,993.62 = 95,602.65/x
  3. Step 3: Cross multiply
    295,282.05x = 442,993.62 × 95,602.65
  4. Step 4: Simplify right side
    295,282.05x = 42,351,362,702.38
  5. Step 5: Solve for x
    x = 42,351,362,702.38/295,282.05
  6. Step 6: Final answer
    x = 143,426.81

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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.