Home / 88,498.08-122,134.32-50,269.68

Finding the Fourth Proportional to 88,498.08, 122,134.32 and 50,269.68

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Solution

The fourth proportional to 88,498.08, 122,134.32 and 50,269.68 is: 69,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,498.08 : 122,134.32 = 50,269.68 : x
  2. Step 2: Convert to fraction form
    88,498.08/122,134.32 = 50,269.68/x
  3. Step 3: Cross multiply
    88,498.08x = 122,134.32 × 50,269.68
  4. Step 4: Simplify right side
    88,498.08x = 6,139,653,183.42
  5. Step 5: Solve for x
    x = 6,139,653,183.42/88,498.08
  6. Step 6: Final answer
    x = 69,376.12

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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.