Home / 137,536.08-206,333.28-42,763.92

Finding the Fourth Proportional to 137,536.08, 206,333.28 and 42,763.92

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Solution

The fourth proportional to 137,536.08, 206,333.28 and 42,763.92 is: 64,154.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,536.08 : 206,333.28 = 42,763.92 : x
  2. Step 2: Convert to fraction form
    137,536.08/206,333.28 = 42,763.92/x
  3. Step 3: Cross multiply
    137,536.08x = 206,333.28 × 42,763.92
  4. Step 4: Simplify right side
    137,536.08x = 8,823,619,879.26
  5. Step 5: Solve for x
    x = 8,823,619,879.26/137,536.08
  6. Step 6: Final answer
    x = 64,154.95

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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.