Home / 89,276.88-133,655.22-47,056.44

Finding the Fourth Proportional to 89,276.88, 133,655.22 and 47,056.44

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Solution

The fourth proportional to 89,276.88, 133,655.22 and 47,056.44 is: 70,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,276.88 : 133,655.22 = 47,056.44 : x
  2. Step 2: Convert to fraction form
    89,276.88/133,655.22 = 47,056.44/x
  3. Step 3: Cross multiply
    89,276.88x = 133,655.22 × 47,056.44
  4. Step 4: Simplify right side
    89,276.88x = 6,289,338,840.62
  5. Step 5: Solve for x
    x = 6,289,338,840.62/89,276.88
  6. Step 6: Final answer
    x = 70,447.57

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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.