Home / 89,199.20-133,811.76-47,623.52

Finding the Fourth Proportional to 89,199.20, 133,811.76 and 47,623.52

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Solution

The fourth proportional to 89,199.20, 133,811.76 and 47,623.52 is: 71,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,199.20 : 133,811.76 = 47,623.52 : x
  2. Step 2: Convert to fraction form
    89,199.20/133,811.76 = 47,623.52/x
  3. Step 3: Cross multiply
    89,199.20x = 133,811.76 × 47,623.52
  4. Step 4: Simplify right side
    89,199.20x = 6,372,587,028.60
  5. Step 5: Solve for x
    x = 6,372,587,028.60/89,199.20
  6. Step 6: Final answer
    x = 71,442.20

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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.