Home / 242,516.64-334,628.61-135,083.94

Finding the Fourth Proportional to 242,516.64, 334,628.61 and 135,083.94

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Solution

The fourth proportional to 242,516.64, 334,628.61 and 135,083.94 is: 186,391.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,516.64 : 334,628.61 = 135,083.94 : x
  2. Step 2: Convert to fraction form
    242,516.64/334,628.61 = 135,083.94/x
  3. Step 3: Cross multiply
    242,516.64x = 334,628.61 × 135,083.94
  4. Step 4: Simplify right side
    242,516.64x = 45,202,951,075.52
  5. Step 5: Solve for x
    x = 45,202,951,075.52/242,516.64
  6. Step 6: Final answer
    x = 186,391.13

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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.