Home / 51,459.84-71,012.16-29,099.52

Finding the Fourth Proportional to 51,459.84, 71,012.16 and 29,099.52

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Solution

The fourth proportional to 51,459.84, 71,012.16 and 29,099.52 is: 40,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,459.84 : 71,012.16 = 29,099.52 : x
  2. Step 2: Convert to fraction form
    51,459.84/71,012.16 = 29,099.52/x
  3. Step 3: Cross multiply
    51,459.84x = 71,012.16 × 29,099.52
  4. Step 4: Simplify right side
    51,459.84x = 2,066,419,770.16
  5. Step 5: Solve for x
    x = 2,066,419,770.16/51,459.84
  6. Step 6: Final answer
    x = 40,155.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.