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Finding the Fourth Proportional to 228,763.69, 343,142.88 and 93,797.62

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Solution

The fourth proportional to 228,763.69, 343,142.88 and 93,797.62 is: 140,695.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,763.69 : 343,142.88 = 93,797.62 : x
  2. Step 2: Convert to fraction form
    228,763.69/343,142.88 = 93,797.62/x
  3. Step 3: Cross multiply
    228,763.69x = 343,142.88 × 93,797.62
  4. Step 4: Simplify right side
    228,763.69x = 32,185,985,463.95
  5. Step 5: Solve for x
    x = 32,185,985,463.95/228,763.69
  6. Step 6: Final answer
    x = 140,695.34

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1.5x scale

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.