Home / 89,089.06-122,945.16-50,853.82

Finding the Fourth Proportional to 89,089.06, 122,945.16 and 50,853.82

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Solution

The fourth proportional to 89,089.06, 122,945.16 and 50,853.82 is: 70,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,089.06 : 122,945.16 = 50,853.82 : x
  2. Step 2: Convert to fraction form
    89,089.06/122,945.16 = 50,853.82/x
  3. Step 3: Cross multiply
    89,089.06x = 122,945.16 × 50,853.82
  4. Step 4: Simplify right side
    89,089.06x = 6,252,231,036.51
  5. Step 5: Solve for x
    x = 6,252,231,036.51/89,089.06
  6. Step 6: Final answer
    x = 70,179.56

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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.