Home / 263,916.64-395,869.20-64,238.08

Finding the Fourth Proportional to 263,916.64, 395,869.20 and 64,238.08

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Solution

The fourth proportional to 263,916.64, 395,869.20 and 64,238.08 is: 96,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,916.64 : 395,869.20 = 64,238.08 : x
  2. Step 2: Convert to fraction form
    263,916.64/395,869.20 = 64,238.08/x
  3. Step 3: Cross multiply
    263,916.64x = 395,869.20 × 64,238.08
  4. Step 4: Simplify right side
    263,916.64x = 25,429,877,339.14
  5. Step 5: Solve for x
    x = 25,429,877,339.14/263,916.64
  6. Step 6: Final answer
    x = 96,355.72

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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.