Home / 64,740.20-97,134.60-25,325.60

Finding the Fourth Proportional to 64,740.20, 97,134.60 and 25,325.60

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Solution

The fourth proportional to 64,740.20, 97,134.60 and 25,325.60 is: 37,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,740.20 : 97,134.60 = 25,325.60 : x
  2. Step 2: Convert to fraction form
    64,740.20/97,134.60 = 25,325.60/x
  3. Step 3: Cross multiply
    64,740.20x = 97,134.60 × 25,325.60
  4. Step 4: Simplify right side
    64,740.20x = 2,459,992,025.76
  5. Step 5: Solve for x
    x = 2,459,992,025.76/64,740.20
  6. Step 6: Final answer
    x = 37,997.91

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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.