Home / 84,704.24-127,214.31-74,576.19

Finding the Fourth Proportional to 84,704.24, 127,214.31 and 74,576.19

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Solution

The fourth proportional to 84,704.24, 127,214.31 and 74,576.19 is: 112,003.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,704.24 : 127,214.31 = 74,576.19 : x
  2. Step 2: Convert to fraction form
    84,704.24/127,214.31 = 74,576.19/x
  3. Step 3: Cross multiply
    84,704.24x = 127,214.31 × 74,576.19
  4. Step 4: Simplify right side
    84,704.24x = 9,487,158,553.28
  5. Step 5: Solve for x
    x = 9,487,158,553.28/84,704.24
  6. Step 6: Final answer
    x = 112,003.36

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1.5x scale

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.