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Finding the Fourth Proportional to 242,303.08, 334,375.78 and 133,403.98

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Solution

The fourth proportional to 242,303.08, 334,375.78 and 133,403.98 is: 184,096.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,303.08 : 334,375.78 = 133,403.98 : x
  2. Step 2: Convert to fraction form
    242,303.08/334,375.78 = 133,403.98/x
  3. Step 3: Cross multiply
    242,303.08x = 334,375.78 × 133,403.98
  4. Step 4: Simplify right side
    242,303.08x = 44,607,059,867.60
  5. Step 5: Solve for x
    x = 44,607,059,867.60/242,303.08
  6. Step 6: Final answer
    x = 184,096.13

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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.