Home / 70,507.09-97,299.27-38,241.61

Finding the Fourth Proportional to 70,507.09, 97,299.27 and 38,241.61

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Solution

The fourth proportional to 70,507.09, 97,299.27 and 38,241.61 is: 52,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,507.09 : 97,299.27 = 38,241.61 : x
  2. Step 2: Convert to fraction form
    70,507.09/97,299.27 = 38,241.61/x
  3. Step 3: Cross multiply
    70,507.09x = 97,299.27 × 38,241.61
  4. Step 4: Simplify right side
    70,507.09x = 3,720,880,736.62
  5. Step 5: Solve for x
    x = 3,720,880,736.62/70,507.09
  6. Step 6: Final answer
    x = 52,773.14

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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.