Home / 224,202.28-309,401.26-123,603.88

Finding the Fourth Proportional to 224,202.28, 309,401.26 and 123,603.88

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Solution

The fourth proportional to 224,202.28, 309,401.26 and 123,603.88 is: 170,574.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,202.28 : 309,401.26 = 123,603.88 : x
  2. Step 2: Convert to fraction form
    224,202.28/309,401.26 = 123,603.88/x
  3. Step 3: Cross multiply
    224,202.28x = 309,401.26 × 123,603.88
  4. Step 4: Simplify right side
    224,202.28x = 38,243,196,212.89
  5. Step 5: Solve for x
    x = 38,243,196,212.89/224,202.28
  6. Step 6: Final answer
    x = 170,574.52

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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.