Home / 109,235.74-163,951.24-55,964

Finding the Fourth Proportional to 109,235.74, 163,951.24 and 55,964

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Solution

The fourth proportional to 109,235.74, 163,951.24 and 55,964 is: 83,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,235.74 : 163,951.24 = 55,964 : x
  2. Step 2: Convert to fraction form
    109,235.74/163,951.24 = 55,964/x
  3. Step 3: Cross multiply
    109,235.74x = 163,951.24 × 55,964
  4. Step 4: Simplify right side
    109,235.74x = 9,175,367,195.36
  5. Step 5: Solve for x
    x = 9,175,367,195.36/109,235.74
  6. Step 6: Final answer
    x = 83,996.02

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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.