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Finding the Fourth Proportional to 76,572.52, 114,852.57 and 48,410.44

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Solution

The fourth proportional to 76,572.52, 114,852.57 and 48,410.44 is: 72,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,572.52 : 114,852.57 = 48,410.44 : x
  2. Step 2: Convert to fraction form
    76,572.52/114,852.57 = 48,410.44/x
  3. Step 3: Cross multiply
    76,572.52x = 114,852.57 × 48,410.44
  4. Step 4: Simplify right side
    76,572.52x = 5,560,063,448.83
  5. Step 5: Solve for x
    x = 5,560,063,448.83/76,572.52
  6. Step 6: Final answer
    x = 72,611.73

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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.