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Finding the Fourth Proportional to 294,804.60, 442,293.66 and 95,121.24

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Solution

The fourth proportional to 294,804.60, 442,293.66 and 95,121.24 is: 142,709.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,804.60 : 442,293.66 = 95,121.24 : x
  2. Step 2: Convert to fraction form
    294,804.60/442,293.66 = 95,121.24/x
  3. Step 3: Cross multiply
    294,804.60x = 442,293.66 × 95,121.24
  4. Step 4: Simplify right side
    294,804.60x = 42,071,521,383.34
  5. Step 5: Solve for x
    x = 42,071,521,383.34/294,804.60
  6. Step 6: Final answer
    x = 142,709.85

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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.