Home / 224,288.32-309,525.33-122,319.36

Finding the Fourth Proportional to 224,288.32, 309,525.33 and 122,319.36

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Solution

The fourth proportional to 224,288.32, 309,525.33 and 122,319.36 is: 168,804.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,288.32 : 309,525.33 = 122,319.36 : x
  2. Step 2: Convert to fraction form
    224,288.32/309,525.33 = 122,319.36/x
  3. Step 3: Cross multiply
    224,288.32x = 309,525.33 × 122,319.36
  4. Step 4: Simplify right side
    224,288.32x = 37,860,940,269.39
  5. Step 5: Solve for x
    x = 37,860,940,269.39/224,288.32
  6. Step 6: Final answer
    x = 168,804.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.