Home / 112,757.49-169,013.97-56,461.88

Finding the Fourth Proportional to 112,757.49, 169,013.97 and 56,461.88

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Solution

The fourth proportional to 112,757.49, 169,013.97 and 56,461.88 is: 84,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,757.49 : 169,013.97 = 56,461.88 : x
  2. Step 2: Convert to fraction form
    112,757.49/169,013.97 = 56,461.88/x
  3. Step 3: Cross multiply
    112,757.49x = 169,013.97 × 56,461.88
  4. Step 4: Simplify right side
    112,757.49x = 9,542,846,915.00
  5. Step 5: Solve for x
    x = 9,542,846,915.00/112,757.49
  6. Step 6: Final answer
    x = 84,631.60

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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.