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Finding the Fourth Proportional to 178,494.70, 246,320.58 and 97,922.84

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Solution

The fourth proportional to 178,494.70, 246,320.58 and 97,922.84 is: 135,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,494.70 : 246,320.58 = 97,922.84 : x
  2. Step 2: Convert to fraction form
    178,494.70/246,320.58 = 97,922.84/x
  3. Step 3: Cross multiply
    178,494.70x = 246,320.58 × 97,922.84
  4. Step 4: Simplify right side
    178,494.70x = 24,120,410,744.05
  5. Step 5: Solve for x
    x = 24,120,410,744.05/178,494.70
  6. Step 6: Final answer
    x = 135,132.36

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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.