Home / 88,871.70-133,091.55-47,226.90

Finding the Fourth Proportional to 88,871.70, 133,091.55 and 47,226.90

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Solution

The fourth proportional to 88,871.70, 133,091.55 and 47,226.90 is: 70,725.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,871.70 : 133,091.55 = 47,226.90 : x
  2. Step 2: Convert to fraction form
    88,871.70/133,091.55 = 47,226.90/x
  3. Step 3: Cross multiply
    88,871.70x = 133,091.55 × 47,226.90
  4. Step 4: Simplify right side
    88,871.70x = 6,285,501,322.70
  5. Step 5: Solve for x
    x = 6,285,501,322.70/88,871.70
  6. Step 6: Final answer
    x = 70,725.57

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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.