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Finding the Fourth Proportional to 273,180.84, 376,988.16 and 158,482.68

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Solution

The fourth proportional to 273,180.84, 376,988.16 and 158,482.68 is: 218,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,180.84 : 376,988.16 = 158,482.68 : x
  2. Step 2: Convert to fraction form
    273,180.84/376,988.16 = 158,482.68/x
  3. Step 3: Cross multiply
    273,180.84x = 376,988.16 × 158,482.68
  4. Step 4: Simplify right side
    273,180.84x = 59,746,093,925.07
  5. Step 5: Solve for x
    x = 59,746,093,925.07/273,180.84
  6. Step 6: Final answer
    x = 218,705.29

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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.