Home / 224,302.36-309,533.38-122,328.64

Finding the Fourth Proportional to 224,302.36, 309,533.38 and 122,328.64

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Solution

The fourth proportional to 224,302.36, 309,533.38 and 122,328.64 is: 168,811.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,302.36 : 309,533.38 = 122,328.64 : x
  2. Step 2: Convert to fraction form
    224,302.36/309,533.38 = 122,328.64/x
  3. Step 3: Cross multiply
    224,302.36x = 309,533.38 × 122,328.64
  4. Step 4: Simplify right side
    224,302.36x = 37,864,797,410.00
  5. Step 5: Solve for x
    x = 37,864,797,410.00/224,302.36
  6. Step 6: Final answer
    x = 168,811.41

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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.