Home / 89,039.62-122,873.52-50,798.17

Finding the Fourth Proportional to 89,039.62, 122,873.52 and 50,798.17

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Solution

The fourth proportional to 89,039.62, 122,873.52 and 50,798.17 is: 70,100.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,039.62 : 122,873.52 = 50,798.17 : x
  2. Step 2: Convert to fraction form
    89,039.62/122,873.52 = 50,798.17/x
  3. Step 3: Cross multiply
    89,039.62x = 122,873.52 × 50,798.17
  4. Step 4: Simplify right side
    89,039.62x = 6,241,749,957.46
  5. Step 5: Solve for x
    x = 6,241,749,957.46/89,039.62
  6. Step 6: Final answer
    x = 70,100.82

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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.