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Finding the Fourth Proportional to 63,994.50, 88,314.81 and 35,705.64

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Solution

The fourth proportional to 63,994.50, 88,314.81 and 35,705.64 is: 49,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,994.50 : 88,314.81 = 35,705.64 : x
  2. Step 2: Convert to fraction form
    63,994.50/88,314.81 = 35,705.64/x
  3. Step 3: Cross multiply
    63,994.50x = 88,314.81 × 35,705.64
  4. Step 4: Simplify right side
    63,994.50x = 3,153,336,812.53
  5. Step 5: Solve for x
    x = 3,153,336,812.53/63,994.50
  6. Step 6: Final answer
    x = 49,275.12

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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.