Home / 66,204.84-99,308.18-36,680.34

Finding the Fourth Proportional to 66,204.84, 99,308.18 and 36,680.34

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Solution

The fourth proportional to 66,204.84, 99,308.18 and 36,680.34 is: 55,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,204.84 : 99,308.18 = 36,680.34 : x
  2. Step 2: Convert to fraction form
    66,204.84/99,308.18 = 36,680.34/x
  3. Step 3: Cross multiply
    66,204.84x = 99,308.18 × 36,680.34
  4. Step 4: Simplify right side
    66,204.84x = 3,642,658,064.96
  5. Step 5: Solve for x
    x = 3,642,658,064.96/66,204.84
  6. Step 6: Final answer
    x = 55,021.02

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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.