Home / 89,919.36-124,035.30-58,107.06

Finding the Fourth Proportional to 89,919.36, 124,035.30 and 58,107.06

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Solution

The fourth proportional to 89,919.36, 124,035.30 and 58,107.06 is: 80,153.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,919.36 : 124,035.30 = 58,107.06 : x
  2. Step 2: Convert to fraction form
    89,919.36/124,035.30 = 58,107.06/x
  3. Step 3: Cross multiply
    89,919.36x = 124,035.30 × 58,107.06
  4. Step 4: Simplify right side
    89,919.36x = 7,207,326,619.22
  5. Step 5: Solve for x
    x = 7,207,326,619.22/89,919.36
  6. Step 6: Final answer
    x = 80,153.22

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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.