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Finding the Fourth Proportional to 63,783.63, 88,024.86 and 35,489.93

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Solution

The fourth proportional to 63,783.63, 88,024.86 and 35,489.93 is: 48,978.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,783.63 : 88,024.86 = 35,489.93 : x
  2. Step 2: Convert to fraction form
    63,783.63/88,024.86 = 35,489.93/x
  3. Step 3: Cross multiply
    63,783.63x = 88,024.86 × 35,489.93
  4. Step 4: Simplify right side
    63,783.63x = 3,123,995,679.54
  5. Step 5: Solve for x
    x = 3,123,995,679.54/63,783.63
  6. Step 6: Final answer
    x = 48,978.02

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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.