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Finding the Fourth Proportional to 304,137.46, 456,176.87 and 93,718.90

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Solution

The fourth proportional to 304,137.46, 456,176.87 and 93,718.90 is: 140,569.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,137.46 : 456,176.87 = 93,718.90 : x
  2. Step 2: Convert to fraction form
    304,137.46/456,176.87 = 93,718.90/x
  3. Step 3: Cross multiply
    304,137.46x = 456,176.87 × 93,718.90
  4. Step 4: Simplify right side
    304,137.46x = 42,752,394,461.84
  5. Step 5: Solve for x
    x = 42,752,394,461.84/304,137.46
  6. Step 6: Final answer
    x = 140,569.32

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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.