Home / 202,332.08-278,848.22-134,228.90

Finding the Fourth Proportional to 202,332.08, 278,848.22 and 134,228.90

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Solution

The fourth proportional to 202,332.08, 278,848.22 and 134,228.90 is: 184,990.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,332.08 : 278,848.22 = 134,228.90 : x
  2. Step 2: Convert to fraction form
    202,332.08/278,848.22 = 134,228.90/x
  3. Step 3: Cross multiply
    202,332.08x = 278,848.22 × 134,228.90
  4. Step 4: Simplify right side
    202,332.08x = 37,429,489,837.56
  5. Step 5: Solve for x
    x = 37,429,489,837.56/202,332.08
  6. Step 6: Final answer
    x = 184,990.39

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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.