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Finding the Fourth Proportional to 273,836.17, 377,880.42 and 152,953.39

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Solution

The fourth proportional to 273,836.17, 377,880.42 and 152,953.39 is: 211,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,836.17 : 377,880.42 = 152,953.39 : x
  2. Step 2: Convert to fraction form
    273,836.17/377,880.42 = 152,953.39/x
  3. Step 3: Cross multiply
    273,836.17x = 377,880.42 × 152,953.39
  4. Step 4: Simplify right side
    273,836.17x = 57,798,091,253.62
  5. Step 5: Solve for x
    x = 57,798,091,253.62/273,836.17
  6. Step 6: Final answer
    x = 211,068.14

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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.