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Finding the Fourth Proportional to 63,993.96, 88,313.27 and 35,314.16

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Solution

The fourth proportional to 63,993.96, 88,313.27 and 35,314.16 is: 48,734.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,993.96 : 88,313.27 = 35,314.16 : x
  2. Step 2: Convert to fraction form
    63,993.96/88,313.27 = 35,314.16/x
  3. Step 3: Cross multiply
    63,993.96x = 88,313.27 × 35,314.16
  4. Step 4: Simplify right side
    63,993.96x = 3,118,708,328.77
  5. Step 5: Solve for x
    x = 3,118,708,328.77/63,993.96
  6. Step 6: Final answer
    x = 48,734.42

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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.