Home / 348,512.14-522,836.28-111,836.62

Finding the Fourth Proportional to 348,512.14, 522,836.28 and 111,836.62

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Solution

The fourth proportional to 348,512.14, 522,836.28 and 111,836.62 is: 167,776.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,512.14 : 522,836.28 = 111,836.62 : x
  2. Step 2: Convert to fraction form
    348,512.14/522,836.28 = 111,836.62/x
  3. Step 3: Cross multiply
    348,512.14x = 522,836.28 × 111,836.62
  4. Step 4: Simplify right side
    348,512.14x = 58,472,242,368.57
  5. Step 5: Solve for x
    x = 58,472,242,368.57/348,512.14
  6. Step 6: Final answer
    x = 167,776.77

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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.