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Finding the Fourth Proportional to 273,802.84, 377,836.86 and 152,942.20

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Solution

The fourth proportional to 273,802.84, 377,836.86 and 152,942.20 is: 211,054.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,802.84 : 377,836.86 = 152,942.20 : x
  2. Step 2: Convert to fraction form
    273,802.84/377,836.86 = 152,942.20/x
  3. Step 3: Cross multiply
    273,802.84x = 377,836.86 × 152,942.20
  4. Step 4: Simplify right side
    273,802.84x = 57,787,200,609.49
  5. Step 5: Solve for x
    x = 57,787,200,609.49/273,802.84
  6. Step 6: Final answer
    x = 211,054.06

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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.