Home / 89,004.40-133,660.20-47,532.40

Finding the Fourth Proportional to 89,004.40, 133,660.20 and 47,532.40

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Solution

The fourth proportional to 89,004.40, 133,660.20 and 47,532.40 is: 71,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,004.40 : 133,660.20 = 47,532.40 : x
  2. Step 2: Convert to fraction form
    89,004.40/133,660.20 = 47,532.40/x
  3. Step 3: Cross multiply
    89,004.40x = 133,660.20 × 47,532.40
  4. Step 4: Simplify right side
    89,004.40x = 6,353,190,090.48
  5. Step 5: Solve for x
    x = 6,353,190,090.48/89,004.40
  6. Step 6: Final answer
    x = 71,380.63

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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.