Home / 89,026.77-122,857.31-48,744.28

Finding the Fourth Proportional to 89,026.77, 122,857.31 and 48,744.28

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Solution

The fourth proportional to 89,026.77, 122,857.31 and 48,744.28 is: 67,267.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,026.77 : 122,857.31 = 48,744.28 : x
  2. Step 2: Convert to fraction form
    89,026.77/122,857.31 = 48,744.28/x
  3. Step 3: Cross multiply
    89,026.77x = 122,857.31 × 48,744.28
  4. Step 4: Simplify right side
    89,026.77x = 5,988,591,182.11
  5. Step 5: Solve for x
    x = 5,988,591,182.11/89,026.77
  6. Step 6: Final answer
    x = 67,267.31

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1.5x scale

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.