Home / 136,328.25-204,511.01-47,568.72

Finding the Fourth Proportional to 136,328.25, 204,511.01 and 47,568.72

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Solution

The fourth proportional to 136,328.25, 204,511.01 and 47,568.72 is: 71,359.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,328.25 : 204,511.01 = 47,568.72 : x
  2. Step 2: Convert to fraction form
    136,328.25/204,511.01 = 47,568.72/x
  3. Step 3: Cross multiply
    136,328.25x = 204,511.01 × 47,568.72
  4. Step 4: Simplify right side
    136,328.25x = 9,728,326,733.76
  5. Step 5: Solve for x
    x = 9,728,326,733.76/136,328.25
  6. Step 6: Final answer
    x = 71,359.58

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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.