Home / 224,041.55-309,174.48-122,071.25

Finding the Fourth Proportional to 224,041.55, 309,174.48 and 122,071.25

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Solution

The fourth proportional to 224,041.55, 309,174.48 and 122,071.25 is: 168,456.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,041.55 : 309,174.48 = 122,071.25 : x
  2. Step 2: Convert to fraction form
    224,041.55/309,174.48 = 122,071.25/x
  3. Step 3: Cross multiply
    224,041.55x = 309,174.48 × 122,071.25
  4. Step 4: Simplify right side
    224,041.55x = 37,741,313,695.83
  5. Step 5: Solve for x
    x = 37,741,313,695.83/224,041.55
  6. Step 6: Final answer
    x = 168,456.76

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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.