Home / 89,506.80-123,522.56-49,223.63

Finding the Fourth Proportional to 89,506.80, 123,522.56 and 49,223.63

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Solution

The fourth proportional to 89,506.80, 123,522.56 and 49,223.63 is: 67,930.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,506.80 : 123,522.56 = 49,223.63 : x
  2. Step 2: Convert to fraction form
    89,506.80/123,522.56 = 49,223.63/x
  3. Step 3: Cross multiply
    89,506.80x = 123,522.56 × 49,223.63
  4. Step 4: Simplify right side
    89,506.80x = 6,080,228,790.09
  5. Step 5: Solve for x
    x = 6,080,228,790.09/89,506.80
  6. Step 6: Final answer
    x = 67,930.36

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1.5x scale

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.