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Finding the Fourth Proportional to 63,966.71, 88,272.97 and 35,289.12

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Solution

The fourth proportional to 63,966.71, 88,272.97 and 35,289.12 is: 48,698.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,966.71 : 88,272.97 = 35,289.12 : x
  2. Step 2: Convert to fraction form
    63,966.71/88,272.97 = 35,289.12/x
  3. Step 3: Cross multiply
    63,966.71x = 88,272.97 × 35,289.12
  4. Step 4: Simplify right side
    63,966.71x = 3,115,075,375.85
  5. Step 5: Solve for x
    x = 3,115,075,375.85/63,966.71
  6. Step 6: Final answer
    x = 48,698.38

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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.