Home / 202,054.28-303,081.40-89,708.08

Finding the Fourth Proportional to 202,054.28, 303,081.40 and 89,708.08

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Solution

The fourth proportional to 202,054.28, 303,081.40 and 89,708.08 is: 134,562.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,054.28 : 303,081.40 = 89,708.08 : x
  2. Step 2: Convert to fraction form
    202,054.28/303,081.40 = 89,708.08/x
  3. Step 3: Cross multiply
    202,054.28x = 303,081.40 × 89,708.08
  4. Step 4: Simplify right side
    202,054.28x = 27,188,850,477.71
  5. Step 5: Solve for x
    x = 27,188,850,477.71/202,054.28
  6. Step 6: Final answer
    x = 134,562.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.