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Finding the Fourth Proportional to 228,759.69, 343,136.88 and 93,793.62

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Solution

The fourth proportional to 228,759.69, 343,136.88 and 93,793.62 is: 140,689.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,759.69 : 343,136.88 = 93,793.62 : x
  2. Step 2: Convert to fraction form
    228,759.69/343,136.88 = 93,793.62/x
  3. Step 3: Cross multiply
    228,759.69x = 343,136.88 × 93,793.62
  4. Step 4: Simplify right side
    228,759.69x = 32,184,050,130.71
  5. Step 5: Solve for x
    x = 32,184,050,130.71/228,759.69
  6. Step 6: Final answer
    x = 140,689.34

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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.