Home / 185,336.15-277,898.90-72,955.50

Finding the Fourth Proportional to 185,336.15, 277,898.90 and 72,955.50

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Solution

The fourth proportional to 185,336.15, 277,898.90 and 72,955.50 is: 109,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,336.15 : 277,898.90 = 72,955.50 : x
  2. Step 2: Convert to fraction form
    185,336.15/277,898.90 = 72,955.50/x
  3. Step 3: Cross multiply
    185,336.15x = 277,898.90 × 72,955.50
  4. Step 4: Simplify right side
    185,336.15x = 20,274,253,198.95
  5. Step 5: Solve for x
    x = 20,274,253,198.95/185,336.15
  6. Step 6: Final answer
    x = 109,391.79

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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.