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Finding the Fourth Proportional to 272,875, 376,592.97 and 159,697.84

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Solution

The fourth proportional to 272,875, 376,592.97 and 159,697.84 is: 220,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,875 : 376,592.97 = 159,697.84 : x
  2. Step 2: Convert to fraction form
    272,875/376,592.97 = 159,697.84/x
  3. Step 3: Cross multiply
    272,875x = 376,592.97 × 159,697.84
  4. Step 4: Simplify right side
    272,875x = 60,141,083,868.18
  5. Step 5: Solve for x
    x = 60,141,083,868.18/272,875
  6. Step 6: Final answer
    x = 220,397.93

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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.