Home / 112,252.92-168,289.96-64,814.19

Finding the Fourth Proportional to 112,252.92, 168,289.96 and 64,814.19

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Solution

The fourth proportional to 112,252.92, 168,289.96 and 64,814.19 is: 97,169.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,252.92 : 168,289.96 = 64,814.19 : x
  2. Step 2: Convert to fraction form
    112,252.92/168,289.96 = 64,814.19/x
  3. Step 3: Cross multiply
    112,252.92x = 168,289.96 × 64,814.19
  4. Step 4: Simplify right side
    112,252.92x = 10,907,577,442.53
  5. Step 5: Solve for x
    x = 10,907,577,442.53/112,252.92
  6. Step 6: Final answer
    x = 97,169.65

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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.