Home / 85,301.45-127,968.57-32,706.83

Finding the Fourth Proportional to 85,301.45, 127,968.57 and 32,706.83

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Solution

The fourth proportional to 85,301.45, 127,968.57 and 32,706.83 is: 49,066.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,301.45 : 127,968.57 = 32,706.83 : x
  2. Step 2: Convert to fraction form
    85,301.45/127,968.57 = 32,706.83/x
  3. Step 3: Cross multiply
    85,301.45x = 127,968.57 × 32,706.83
  4. Step 4: Simplify right side
    85,301.45x = 4,185,445,624.49
  5. Step 5: Solve for x
    x = 4,185,445,624.49/85,301.45
  6. Step 6: Final answer
    x = 49,066.53

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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.