Home / 89,971.11-124,175.30-52,267.23

Finding the Fourth Proportional to 89,971.11, 124,175.30 and 52,267.23

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Solution

The fourth proportional to 89,971.11, 124,175.30 and 52,267.23 is: 72,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,971.11 : 124,175.30 = 52,267.23 : x
  2. Step 2: Convert to fraction form
    89,971.11/124,175.30 = 52,267.23/x
  3. Step 3: Cross multiply
    89,971.11x = 124,175.30 × 52,267.23
  4. Step 4: Simplify right side
    89,971.11x = 6,490,298,704.08
  5. Step 5: Solve for x
    x = 6,490,298,704.08/89,971.11
  6. Step 6: Final answer
    x = 72,137.59

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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.