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Finding the Fourth Proportional to 63,654.96, 87,783.12 and 46,411.68

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Solution

The fourth proportional to 63,654.96, 87,783.12 and 46,411.68 is: 64,003.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,654.96 : 87,783.12 = 46,411.68 : x
  2. Step 2: Convert to fraction form
    63,654.96/87,783.12 = 46,411.68/x
  3. Step 3: Cross multiply
    63,654.96x = 87,783.12 × 46,411.68
  4. Step 4: Simplify right side
    63,654.96x = 4,074,162,074.84
  5. Step 5: Solve for x
    x = 4,074,162,074.84/63,654.96
  6. Step 6: Final answer
    x = 64,003.84

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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.