Home / 242,769.18-364,378.34-122,910.34

Finding the Fourth Proportional to 242,769.18, 364,378.34 and 122,910.34

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Solution

The fourth proportional to 242,769.18, 364,378.34 and 122,910.34 is: 184,479.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,769.18 : 364,378.34 = 122,910.34 : x
  2. Step 2: Convert to fraction form
    242,769.18/364,378.34 = 122,910.34/x
  3. Step 3: Cross multiply
    242,769.18x = 364,378.34 × 122,910.34
  4. Step 4: Simplify right side
    242,769.18x = 44,785,865,658.04
  5. Step 5: Solve for x
    x = 44,785,865,658.04/242,769.18
  6. Step 6: Final answer
    x = 184,479.21

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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.