Home / 64,353.48-88,735.86-40,450.92

Finding the Fourth Proportional to 64,353.48, 88,735.86 and 40,450.92

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Solution

The fourth proportional to 64,353.48, 88,735.86 and 40,450.92 is: 55,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,353.48 : 88,735.86 = 40,450.92 : x
  2. Step 2: Convert to fraction form
    64,353.48/88,735.86 = 40,450.92/x
  3. Step 3: Cross multiply
    64,353.48x = 88,735.86 × 40,450.92
  4. Step 4: Simplify right side
    64,353.48x = 3,589,447,173.99
  5. Step 5: Solve for x
    x = 3,589,447,173.99/64,353.48
  6. Step 6: Final answer
    x = 55,777.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.