Home / 89,953.04-124,131.82-49,665.92

Finding the Fourth Proportional to 89,953.04, 124,131.82 and 49,665.92

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Solution

The fourth proportional to 89,953.04, 124,131.82 and 49,665.92 is: 68,537.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,953.04 : 124,131.82 = 49,665.92 : x
  2. Step 2: Convert to fraction form
    89,953.04/124,131.82 = 49,665.92/x
  3. Step 3: Cross multiply
    89,953.04x = 124,131.82 × 49,665.92
  4. Step 4: Simplify right side
    89,953.04x = 6,165,121,041.57
  5. Step 5: Solve for x
    x = 6,165,121,041.57/89,953.04
  6. Step 6: Final answer
    x = 68,537.11

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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.