Home / 272,727.46-376,363.88-158,072.61

Finding the Fourth Proportional to 272,727.46, 376,363.88 and 158,072.61

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Solution

The fourth proportional to 272,727.46, 376,363.88 and 158,072.61 is: 218,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,727.46 : 376,363.88 = 158,072.61 : x
  2. Step 2: Convert to fraction form
    272,727.46/376,363.88 = 158,072.61/x
  3. Step 3: Cross multiply
    272,727.46x = 376,363.88 × 158,072.61
  4. Step 4: Simplify right side
    272,727.46x = 59,492,822,924.26
  5. Step 5: Solve for x
    x = 59,492,822,924.26/272,727.46
  6. Step 6: Final answer
    x = 218,140.20

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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.