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Finding the Fourth Proportional to 295,243.71, 442,935.87 and 95,564.13

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Solution

The fourth proportional to 295,243.71, 442,935.87 and 95,564.13 is: 143,368.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,243.71 : 442,935.87 = 95,564.13 : x
  2. Step 2: Convert to fraction form
    295,243.71/442,935.87 = 95,564.13/x
  3. Step 3: Cross multiply
    295,243.71x = 442,935.87 × 95,564.13
  4. Step 4: Simplify right side
    295,243.71x = 42,328,781,062.34
  5. Step 5: Solve for x
    x = 42,328,781,062.34/295,243.71
  6. Step 6: Final answer
    x = 143,368.95

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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.