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Finding the Fourth Proportional to 110,521.58, 165,783.50 and 88,475.10

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Solution

The fourth proportional to 110,521.58, 165,783.50 and 88,475.10 is: 132,713.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,521.58 : 165,783.50 = 88,475.10 : x
  2. Step 2: Convert to fraction form
    110,521.58/165,783.50 = 88,475.10/x
  3. Step 3: Cross multiply
    110,521.58x = 165,783.50 × 88,475.10
  4. Step 4: Simplify right side
    110,521.58x = 14,667,711,740.85
  5. Step 5: Solve for x
    x = 14,667,711,740.85/110,521.58
  6. Step 6: Final answer
    x = 132,713.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.