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Finding the Fourth Proportional to 99,176.63, 148,764.63 and 35,996.66

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Solution

The fourth proportional to 99,176.63, 148,764.63 and 35,996.66 is: 53,994.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,176.63 : 148,764.63 = 35,996.66 : x
  2. Step 2: Convert to fraction form
    99,176.63/148,764.63 = 35,996.66/x
  3. Step 3: Cross multiply
    99,176.63x = 148,764.63 × 35,996.66
  4. Step 4: Simplify right side
    99,176.63x = 5,355,030,178.05
  5. Step 5: Solve for x
    x = 5,355,030,178.05/99,176.63
  6. Step 6: Final answer
    x = 53,994.88

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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.