Home / 61,052.18-91,504.46-31,453.87

Finding the Fourth Proportional to 61,052.18, 91,504.46 and 31,453.87

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Solution

The fourth proportional to 61,052.18, 91,504.46 and 31,453.87 is: 47,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,052.18 : 91,504.46 = 31,453.87 : x
  2. Step 2: Convert to fraction form
    61,052.18/91,504.46 = 31,453.87/x
  3. Step 3: Cross multiply
    61,052.18x = 91,504.46 × 31,453.87
  4. Step 4: Simplify right side
    61,052.18x = 2,878,169,389.26
  5. Step 5: Solve for x
    x = 2,878,169,389.26/61,052.18
  6. Step 6: Final answer
    x = 47,142.78

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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.