Home / 89,540,057.70-134,310,086.55-87,549,401.70

Finding the Fourth Proportional to 89,540,057.70, 134,310,086.55 and 87,549,401.70

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Solution

The fourth proportional to 89,540,057.70, 134,310,086.55 and 87,549,401.70 is: 131,324,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,540,057.70 : 134,310,086.55 = 87,549,401.70 : x
  2. Step 2: Convert to fraction form
    89,540,057.70/134,310,086.55 = 87,549,401.70/x
  3. Step 3: Cross multiply
    89,540,057.70x = 134,310,086.55 × 87,549,401.70
  4. Step 4: Simplify right side
    89,540,057.70x = 11,758,767,719,727,718
  5. Step 5: Solve for x
    x = 11,758,767,719,727,718/89,540,057.70
  6. Step 6: Final answer
    x = 131,324,102.55

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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.