Home / 450,519.98-675,680.12-134,935.34

Finding the Fourth Proportional to 450,519.98, 675,680.12 and 134,935.34

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Solution

The fourth proportional to 450,519.98, 675,680.12 and 134,935.34 is: 202,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,519.98 : 675,680.12 = 134,935.34 : x
  2. Step 2: Convert to fraction form
    450,519.98/675,680.12 = 134,935.34/x
  3. Step 3: Cross multiply
    450,519.98x = 675,680.12 × 134,935.34
  4. Step 4: Simplify right side
    450,519.98x = 91,173,126,723.44
  5. Step 5: Solve for x
    x = 91,173,126,723.44/450,519.98
  6. Step 6: Final answer
    x = 202,373.10

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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.