Home / 88,499.20-122,145.60-50,798.08

Finding the Fourth Proportional to 88,499.20, 122,145.60 and 50,798.08

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Solution

The fourth proportional to 88,499.20, 122,145.60 and 50,798.08 is: 70,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,499.20 : 122,145.60 = 50,798.08 : x
  2. Step 2: Convert to fraction form
    88,499.20/122,145.60 = 50,798.08/x
  3. Step 3: Cross multiply
    88,499.20x = 122,145.60 × 50,798.08
  4. Step 4: Simplify right side
    88,499.20x = 6,204,761,960.45
  5. Step 5: Solve for x
    x = 6,204,761,960.45/88,499.20
  6. Step 6: Final answer
    x = 70,110.94

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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.