Home / 302,809.17-454,284.06-103,131.29

Finding the Fourth Proportional to 302,809.17, 454,284.06 and 103,131.29

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Solution

The fourth proportional to 302,809.17, 454,284.06 and 103,131.29 is: 154,720.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,809.17 : 454,284.06 = 103,131.29 : x
  2. Step 2: Convert to fraction form
    302,809.17/454,284.06 = 103,131.29/x
  3. Step 3: Cross multiply
    302,809.17x = 454,284.06 × 103,131.29
  4. Step 4: Simplify right side
    302,809.17x = 46,850,901,134.24
  5. Step 5: Solve for x
    x = 46,850,901,134.24/302,809.17
  6. Step 6: Final answer
    x = 154,720.88

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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.