Home / 64,738.20-97,130.40-25,323.60

Finding the Fourth Proportional to 64,738.20, 97,130.40 and 25,323.60

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Solution

The fourth proportional to 64,738.20, 97,130.40 and 25,323.60 is: 37,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,738.20 : 97,130.40 = 25,323.60 : x
  2. Step 2: Convert to fraction form
    64,738.20/97,130.40 = 25,323.60/x
  3. Step 3: Cross multiply
    64,738.20x = 97,130.40 × 25,323.60
  4. Step 4: Simplify right side
    64,738.20x = 2,459,691,397.44
  5. Step 5: Solve for x
    x = 2,459,691,397.44/64,738.20
  6. Step 6: Final answer
    x = 37,994.44

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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.