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Finding the Fourth Proportional to 272,583, 376,124.18 and 163,664.33

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Solution

The fourth proportional to 272,583, 376,124.18 and 163,664.33 is: 225,832.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,583 : 376,124.18 = 163,664.33 : x
  2. Step 2: Convert to fraction form
    272,583/376,124.18 = 163,664.33/x
  3. Step 3: Cross multiply
    272,583x = 376,124.18 × 163,664.33
  4. Step 4: Simplify right side
    272,583x = 61,558,109,217.56
  5. Step 5: Solve for x
    x = 61,558,109,217.56/272,583
  6. Step 6: Final answer
    x = 225,832.53

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1.5x scale

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.