Home / 89,952.34-124,131.01-49,665.28

Finding the Fourth Proportional to 89,952.34, 124,131.01 and 49,665.28

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Solution

The fourth proportional to 89,952.34, 124,131.01 and 49,665.28 is: 68,536.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,952.34 : 124,131.01 = 49,665.28 : x
  2. Step 2: Convert to fraction form
    89,952.34/124,131.01 = 49,665.28/x
  3. Step 3: Cross multiply
    89,952.34x = 124,131.01 × 49,665.28
  4. Step 4: Simplify right side
    89,952.34x = 6,165,000,623.51
  5. Step 5: Solve for x
    x = 6,165,000,623.51/89,952.34
  6. Step 6: Final answer
    x = 68,536.30

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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.