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Finding the Fourth Proportional to 63,963.12, 88,266.94 and 35,283.93

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Solution

The fourth proportional to 63,963.12, 88,266.94 and 35,283.93 is: 48,690.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,963.12 : 88,266.94 = 35,283.93 : x
  2. Step 2: Convert to fraction form
    63,963.12/88,266.94 = 35,283.93/x
  3. Step 3: Cross multiply
    63,963.12x = 88,266.94 × 35,283.93
  4. Step 4: Simplify right side
    63,963.12x = 3,114,404,532.27
  5. Step 5: Solve for x
    x = 3,114,404,532.27/63,963.12
  6. Step 6: Final answer
    x = 48,690.63

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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.