Home / 89,080.90-133,627.58-35,772.87

Finding the Fourth Proportional to 89,080.90, 133,627.58 and 35,772.87

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Solution

The fourth proportional to 89,080.90, 133,627.58 and 35,772.87 is: 53,661.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,080.90 : 133,627.58 = 35,772.87 : x
  2. Step 2: Convert to fraction form
    89,080.90/133,627.58 = 35,772.87/x
  3. Step 3: Cross multiply
    89,080.90x = 133,627.58 × 35,772.87
  4. Step 4: Simplify right side
    89,080.90x = 4,780,242,047.75
  5. Step 5: Solve for x
    x = 4,780,242,047.75/89,080.90
  6. Step 6: Final answer
    x = 53,661.81

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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.