Home / 302,648.16-454,137.36-125,170.56

Finding the Fourth Proportional to 302,648.16, 454,137.36 and 125,170.56

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Solution

The fourth proportional to 302,648.16, 454,137.36 and 125,170.56 is: 187,824.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,648.16 : 454,137.36 = 125,170.56 : x
  2. Step 2: Convert to fraction form
    302,648.16/454,137.36 = 125,170.56/x
  3. Step 3: Cross multiply
    302,648.16x = 454,137.36 × 125,170.56
  4. Step 4: Simplify right side
    302,648.16x = 56,844,627,668.12
  5. Step 5: Solve for x
    x = 56,844,627,668.12/302,648.16
  6. Step 6: Final answer
    x = 187,824.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.