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Finding the Fourth Proportional to 272,733.84, 376,372.62 and 159,578.46

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Solution

The fourth proportional to 272,733.84, 376,372.62 and 159,578.46 is: 220,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,733.84 : 376,372.62 = 159,578.46 : x
  2. Step 2: Convert to fraction form
    272,733.84/376,372.62 = 159,578.46/x
  3. Step 3: Cross multiply
    272,733.84x = 376,372.62 × 159,578.46
  4. Step 4: Simplify right side
    272,733.84x = 60,060,963,085.77
  5. Step 5: Solve for x
    x = 60,060,963,085.77/272,733.84
  6. Step 6: Final answer
    x = 220,218.23

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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.