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Finding the Fourth Proportional to 242,411.59, 334,537.86 and 134,974.81

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Solution

The fourth proportional to 242,411.59, 334,537.86 and 134,974.81 is: 186,270.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,411.59 : 334,537.86 = 134,974.81 : x
  2. Step 2: Convert to fraction form
    242,411.59/334,537.86 = 134,974.81/x
  3. Step 3: Cross multiply
    242,411.59x = 334,537.86 × 134,974.81
  4. Step 4: Simplify right side
    242,411.59x = 45,154,184,091.31
  5. Step 5: Solve for x
    x = 45,154,184,091.31/242,411.59
  6. Step 6: Final answer
    x = 186,270.73

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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.