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Finding the Fourth Proportional to 63,998.93, 88,320.64 and 34,928.88

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Solution

The fourth proportional to 63,998.93, 88,320.64 and 34,928.88 is: 48,203.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,998.93 : 88,320.64 = 34,928.88 : x
  2. Step 2: Convert to fraction form
    63,998.93/88,320.64 = 34,928.88/x
  3. Step 3: Cross multiply
    63,998.93x = 88,320.64 × 34,928.88
  4. Step 4: Simplify right side
    63,998.93x = 3,084,940,948.76
  5. Step 5: Solve for x
    x = 3,084,940,948.76/63,998.93
  6. Step 6: Final answer
    x = 48,203.01

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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.