Home / 348,313.64-522,516.94-137,902.36

Finding the Fourth Proportional to 348,313.64, 522,516.94 and 137,902.36

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Solution

The fourth proportional to 348,313.64, 522,516.94 and 137,902.36 is: 206,871.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,313.64 : 522,516.94 = 137,902.36 : x
  2. Step 2: Convert to fraction form
    348,313.64/522,516.94 = 137,902.36/x
  3. Step 3: Cross multiply
    348,313.64x = 522,516.94 × 137,902.36
  4. Step 4: Simplify right side
    348,313.64x = 72,056,319,165.98
  5. Step 5: Solve for x
    x = 72,056,319,165.98/348,313.64
  6. Step 6: Final answer
    x = 206,871.94

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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.