Home / 88,892.20-133,122.30-47,247.40

Finding the Fourth Proportional to 88,892.20, 133,122.30 and 47,247.40

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Solution

The fourth proportional to 88,892.20, 133,122.30 and 47,247.40 is: 70,756.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,892.20 : 133,122.30 = 47,247.40 : x
  2. Step 2: Convert to fraction form
    88,892.20/133,122.30 = 47,247.40/x
  3. Step 3: Cross multiply
    88,892.20x = 133,122.30 × 47,247.40
  4. Step 4: Simplify right side
    88,892.20x = 6,289,682,557.02
  5. Step 5: Solve for x
    x = 6,289,682,557.02/88,892.20
  6. Step 6: Final answer
    x = 70,756.29

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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.