Home / 64,907.20-97,353.60-18,164.80

Finding the Fourth Proportional to 64,907.20, 97,353.60 and 18,164.80

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Solution

The fourth proportional to 64,907.20, 97,353.60 and 18,164.80 is: 27,245.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,907.20 : 97,353.60 = 18,164.80 : x
  2. Step 2: Convert to fraction form
    64,907.20/97,353.60 = 18,164.80/x
  3. Step 3: Cross multiply
    64,907.20x = 97,353.60 × 18,164.80
  4. Step 4: Simplify right side
    64,907.20x = 1,768,408,673.28
  5. Step 5: Solve for x
    x = 1,768,408,673.28/64,907.20
  6. Step 6: Final answer
    x = 27,245.19

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1.5x scale

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.