Home / 89,076.16-133,609.56-29,913.04

Finding the Fourth Proportional to 89,076.16, 133,609.56 and 29,913.04

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Solution

The fourth proportional to 89,076.16, 133,609.56 and 29,913.04 is: 44,867.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,076.16 : 133,609.56 = 29,913.04 : x
  2. Step 2: Convert to fraction form
    89,076.16/133,609.56 = 29,913.04/x
  3. Step 3: Cross multiply
    89,076.16x = 133,609.56 × 29,913.04
  4. Step 4: Simplify right side
    89,076.16x = 3,996,668,112.66
  5. Step 5: Solve for x
    x = 3,996,668,112.66/89,076.16
  6. Step 6: Final answer
    x = 44,867.99

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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.