Home / 65,380.62-97,977.39-37,242.60

Finding the Fourth Proportional to 65,380.62, 97,977.39 and 37,242.60

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Solution

The fourth proportional to 65,380.62, 97,977.39 and 37,242.60 is: 55,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,380.62 : 97,977.39 = 37,242.60 : x
  2. Step 2: Convert to fraction form
    65,380.62/97,977.39 = 37,242.60/x
  3. Step 3: Cross multiply
    65,380.62x = 97,977.39 × 37,242.60
  4. Step 4: Simplify right side
    65,380.62x = 3,648,932,744.81
  5. Step 5: Solve for x
    x = 3,648,932,744.81/65,380.62
  6. Step 6: Final answer
    x = 55,810.62

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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.