Home / 242,913.05-364,364.10-109,757.55

Finding the Fourth Proportional to 242,913.05, 364,364.10 and 109,757.55

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Solution

The fourth proportional to 242,913.05, 364,364.10 and 109,757.55 is: 164,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,913.05 : 364,364.10 = 109,757.55 : x
  2. Step 2: Convert to fraction form
    242,913.05/364,364.10 = 109,757.55/x
  3. Step 3: Cross multiply
    242,913.05x = 364,364.10 × 109,757.55
  4. Step 4: Simplify right side
    242,913.05x = 39,991,710,923.96
  5. Step 5: Solve for x
    x = 39,991,710,923.96/242,913.05
  6. Step 6: Final answer
    x = 164,633.85

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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.