Home / 89,036.39-122,881.96-50,787.17

Finding the Fourth Proportional to 89,036.39, 122,881.96 and 50,787.17

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Solution

The fourth proportional to 89,036.39, 122,881.96 and 50,787.17 is: 70,092.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,036.39 : 122,881.96 = 50,787.17 : x
  2. Step 2: Convert to fraction form
    89,036.39/122,881.96 = 50,787.17/x
  3. Step 3: Cross multiply
    89,036.39x = 122,881.96 × 50,787.17
  4. Step 4: Simplify right side
    89,036.39x = 6,240,826,992.45
  5. Step 5: Solve for x
    x = 6,240,826,992.45/89,036.39
  6. Step 6: Final answer
    x = 70,092.99

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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.