Home / 63,991.32-88,313.61-35,313.68

Finding the Fourth Proportional to 63,991.32, 88,313.61 and 35,313.68

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Solution

The fourth proportional to 63,991.32, 88,313.61 and 35,313.68 is: 48,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,991.32 : 88,313.61 = 35,313.68 : x
  2. Step 2: Convert to fraction form
    63,991.32/88,313.61 = 35,313.68/x
  3. Step 3: Cross multiply
    63,991.32x = 88,313.61 × 35,313.68
  4. Step 4: Simplify right side
    63,991.32x = 3,118,678,563.18
  5. Step 5: Solve for x
    x = 3,118,678,563.18/63,991.32
  6. Step 6: Final answer
    x = 48,735.96

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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.