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Finding the Fourth Proportional to 295,157.22, 442,472.85 and 108,124.98

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Solution

The fourth proportional to 295,157.22, 442,472.85 and 108,124.98 is: 162,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,157.22 : 442,472.85 = 108,124.98 : x
  2. Step 2: Convert to fraction form
    295,157.22/442,472.85 = 108,124.98/x
  3. Step 3: Cross multiply
    295,157.22x = 442,472.85 × 108,124.98
  4. Step 4: Simplify right side
    295,157.22x = 47,842,368,056.79
  5. Step 5: Solve for x
    x = 47,842,368,056.79/295,157.22
  6. Step 6: Final answer
    x = 162,091.13

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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.