Home / 152,356.68-228,539.88-47,176.56

Finding the Fourth Proportional to 152,356.68, 228,539.88 and 47,176.56

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Solution

The fourth proportional to 152,356.68, 228,539.88 and 47,176.56 is: 70,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,356.68 : 228,539.88 = 47,176.56 : x
  2. Step 2: Convert to fraction form
    152,356.68/228,539.88 = 47,176.56/x
  3. Step 3: Cross multiply
    152,356.68x = 228,539.88 × 47,176.56
  4. Step 4: Simplify right side
    152,356.68x = 10,781,725,361.21
  5. Step 5: Solve for x
    x = 10,781,725,361.21/152,356.68
  6. Step 6: Final answer
    x = 70,766.34

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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.