Home / 247,979.84-371,962.55-147,467.36

Finding the Fourth Proportional to 247,979.84, 371,962.55 and 147,467.36

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Solution

The fourth proportional to 247,979.84, 371,962.55 and 147,467.36 is: 221,196.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,979.84 : 371,962.55 = 147,467.36 : x
  2. Step 2: Convert to fraction form
    247,979.84/371,962.55 = 147,467.36/x
  3. Step 3: Cross multiply
    247,979.84x = 371,962.55 × 147,467.36
  4. Step 4: Simplify right side
    247,979.84x = 54,852,336,565.94
  5. Step 5: Solve for x
    x = 54,852,336,565.94/247,979.84
  6. Step 6: Final answer
    x = 221,196.76

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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.