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Finding the Fourth Proportional to 202,787.94, 304,214.70 and 62,513.76

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Solution

The fourth proportional to 202,787.94, 304,214.70 and 62,513.76 is: 93,780.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,787.94 : 304,214.70 = 62,513.76 : x
  2. Step 2: Convert to fraction form
    202,787.94/304,214.70 = 62,513.76/x
  3. Step 3: Cross multiply
    202,787.94x = 304,214.70 × 62,513.76
  4. Step 4: Simplify right side
    202,787.94x = 19,017,604,744.27
  5. Step 5: Solve for x
    x = 19,017,604,744.27/202,787.94
  6. Step 6: Final answer
    x = 93,780.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.