Home / 109,044.36-163,499.58-42,406.83

Finding the Fourth Proportional to 109,044.36, 163,499.58 and 42,406.83

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Solution

The fourth proportional to 109,044.36, 163,499.58 and 42,406.83 is: 63,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,044.36 : 163,499.58 = 42,406.83 : x
  2. Step 2: Convert to fraction form
    109,044.36/163,499.58 = 42,406.83/x
  3. Step 3: Cross multiply
    109,044.36x = 163,499.58 × 42,406.83
  4. Step 4: Simplify right side
    109,044.36x = 6,933,498,894.13
  5. Step 5: Solve for x
    x = 6,933,498,894.13/109,044.36
  6. Step 6: Final answer
    x = 63,584.20

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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.