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Finding the Fourth Proportional to 157,149.70, 235,726.78 and 44,829.94

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Solution

The fourth proportional to 157,149.70, 235,726.78 and 44,829.94 is: 67,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,149.70 : 235,726.78 = 44,829.94 : x
  2. Step 2: Convert to fraction form
    157,149.70/235,726.78 = 44,829.94/x
  3. Step 3: Cross multiply
    157,149.70x = 235,726.78 × 44,829.94
  4. Step 4: Simplify right side
    157,149.70x = 10,567,617,403.79
  5. Step 5: Solve for x
    x = 10,567,617,403.79/157,149.70
  6. Step 6: Final answer
    x = 67,245.55

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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.