Home / 294,885.20-442,391.64-95,216.72

Finding the Fourth Proportional to 294,885.20, 442,391.64 and 95,216.72

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Solution

The fourth proportional to 294,885.20, 442,391.64 and 95,216.72 is: 142,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,885.20 : 442,391.64 = 95,216.72 : x
  2. Step 2: Convert to fraction form
    294,885.20/442,391.64 = 95,216.72/x
  3. Step 3: Cross multiply
    294,885.20x = 442,391.64 × 95,216.72
  4. Step 4: Simplify right side
    294,885.20x = 42,123,080,916.22
  5. Step 5: Solve for x
    x = 42,123,080,916.22/294,885.20
  6. Step 6: Final answer
    x = 142,845.69

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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.