Home / 64,997.25-89,680.80-37,757.13

Finding the Fourth Proportional to 64,997.25, 89,680.80 and 37,757.13

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Solution

The fourth proportional to 64,997.25, 89,680.80 and 37,757.13 is: 52,095.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,997.25 : 89,680.80 = 37,757.13 : x
  2. Step 2: Convert to fraction form
    64,997.25/89,680.80 = 37,757.13/x
  3. Step 3: Cross multiply
    64,997.25x = 89,680.80 × 37,757.13
  4. Step 4: Simplify right side
    64,997.25x = 3,386,089,624.10
  5. Step 5: Solve for x
    x = 3,386,089,624.10/64,997.25
  6. Step 6: Final answer
    x = 52,095.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.