Home / 97,171.60-145,757.40-55,589.44

Finding the Fourth Proportional to 97,171.60, 145,757.40 and 55,589.44

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Solution

The fourth proportional to 97,171.60, 145,757.40 and 55,589.44 is: 83,384.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,171.60 : 145,757.40 = 55,589.44 : x
  2. Step 2: Convert to fraction form
    97,171.60/145,757.40 = 55,589.44/x
  3. Step 3: Cross multiply
    97,171.60x = 145,757.40 × 55,589.44
  4. Step 4: Simplify right side
    97,171.60x = 8,102,572,241.86
  5. Step 5: Solve for x
    x = 8,102,572,241.86/97,171.60
  6. Step 6: Final answer
    x = 83,384.16

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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.