Home / 348,111-522,216.33-132,049.17

Finding the Fourth Proportional to 348,111, 522,216.33 and 132,049.17

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Solution

The fourth proportional to 348,111, 522,216.33 and 132,049.17 is: 198,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,111 : 522,216.33 = 132,049.17 : x
  2. Step 2: Convert to fraction form
    348,111/522,216.33 = 132,049.17/x
  3. Step 3: Cross multiply
    348,111x = 522,216.33 × 132,049.17
  4. Step 4: Simplify right side
    348,111x = 68,958,232,936.95
  5. Step 5: Solve for x
    x = 68,958,232,936.95/348,111
  6. Step 6: Final answer
    x = 198,092.66

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1.5x scale

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.