Home / 112,823.14-169,239.39-93,064.90

Finding the Fourth Proportional to 112,823.14, 169,239.39 and 93,064.90

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Solution

The fourth proportional to 112,823.14, 169,239.39 and 93,064.90 is: 139,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,823.14 : 169,239.39 = 93,064.90 : x
  2. Step 2: Convert to fraction form
    112,823.14/169,239.39 = 93,064.90/x
  3. Step 3: Cross multiply
    112,823.14x = 169,239.39 × 93,064.90
  4. Step 4: Simplify right side
    112,823.14x = 15,750,246,906.41
  5. Step 5: Solve for x
    x = 15,750,246,906.41/112,823.14
  6. Step 6: Final answer
    x = 139,601.21

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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.