Home / 224,232.50-309,443.27-122,257.13

Finding the Fourth Proportional to 224,232.50, 309,443.27 and 122,257.13

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Solution

The fourth proportional to 224,232.50, 309,443.27 and 122,257.13 is: 168,716.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,232.50 : 309,443.27 = 122,257.13 : x
  2. Step 2: Convert to fraction form
    224,232.50/309,443.27 = 122,257.13/x
  3. Step 3: Cross multiply
    224,232.50x = 309,443.27 × 122,257.13
  4. Step 4: Simplify right side
    224,232.50x = 37,831,645,782.37
  5. Step 5: Solve for x
    x = 37,831,645,782.37/224,232.50
  6. Step 6: Final answer
    x = 168,716.16

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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.