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Finding the Fourth Proportional to 63,774.48, 88,008.80 and 35,479.52

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Solution

The fourth proportional to 63,774.48, 88,008.80 and 35,479.52 is: 48,961.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,774.48 : 88,008.80 = 35,479.52 : x
  2. Step 2: Convert to fraction form
    63,774.48/88,008.80 = 35,479.52/x
  3. Step 3: Cross multiply
    63,774.48x = 88,008.80 × 35,479.52
  4. Step 4: Simplify right side
    63,774.48x = 3,122,509,979.78
  5. Step 5: Solve for x
    x = 3,122,509,979.78/63,774.48
  6. Step 6: Final answer
    x = 48,961.75

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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.