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Finding the Fourth Proportional to 242,353, 363,602.94 and 124,108.12

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Solution

The fourth proportional to 242,353, 363,602.94 and 124,108.12 is: 186,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,353 : 363,602.94 = 124,108.12 : x
  2. Step 2: Convert to fraction form
    242,353/363,602.94 = 124,108.12/x
  3. Step 3: Cross multiply
    242,353x = 363,602.94 × 124,108.12
  4. Step 4: Simplify right side
    242,353x = 45,126,077,309.87
  5. Step 5: Solve for x
    x = 45,126,077,309.87/242,353
  6. Step 6: Final answer
    x = 186,199.79

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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.