Home / 89,103.29-122,962.64-48,267.51

Finding the Fourth Proportional to 89,103.29, 122,962.64 and 48,267.51

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Solution

The fourth proportional to 89,103.29, 122,962.64 and 48,267.51 is: 66,609.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,103.29 : 122,962.64 = 48,267.51 : x
  2. Step 2: Convert to fraction form
    89,103.29/122,962.64 = 48,267.51/x
  3. Step 3: Cross multiply
    89,103.29x = 122,962.64 × 48,267.51
  4. Step 4: Simplify right side
    89,103.29x = 5,935,100,214.49
  5. Step 5: Solve for x
    x = 5,935,100,214.49/89,103.29
  6. Step 6: Final answer
    x = 66,609.22

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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.