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Finding the Fourth Proportional to 228,355.58, 342,566.14 and 70,596.34

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Solution

The fourth proportional to 228,355.58, 342,566.14 and 70,596.34 is: 105,904.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,355.58 : 342,566.14 = 70,596.34 : x
  2. Step 2: Convert to fraction form
    228,355.58/342,566.14 = 70,596.34/x
  3. Step 3: Cross multiply
    228,355.58x = 342,566.14 × 70,596.34
  4. Step 4: Simplify right side
    228,355.58x = 24,183,915,691.93
  5. Step 5: Solve for x
    x = 24,183,915,691.93/228,355.58
  6. Step 6: Final answer
    x = 105,904.64

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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.