Home / 89,076.36-122,922.90-50,835.18

Finding the Fourth Proportional to 89,076.36, 122,922.90 and 50,835.18

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Solution

The fourth proportional to 89,076.36, 122,922.90 and 50,835.18 is: 70,151.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,076.36 : 122,922.90 = 50,835.18 : x
  2. Step 2: Convert to fraction form
    89,076.36/122,922.90 = 50,835.18/x
  3. Step 3: Cross multiply
    89,076.36x = 122,922.90 × 50,835.18
  4. Step 4: Simplify right side
    89,076.36x = 6,248,807,747.62
  5. Step 5: Solve for x
    x = 6,248,807,747.62/89,076.36
  6. Step 6: Final answer
    x = 70,151.13

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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.