Home / 247,647.24-371,477.52-70,135.92

Finding the Fourth Proportional to 247,647.24, 371,477.52 and 70,135.92

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Solution

The fourth proportional to 247,647.24, 371,477.52 and 70,135.92 is: 105,205.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,647.24 : 371,477.52 = 70,135.92 : x
  2. Step 2: Convert to fraction form
    247,647.24/371,477.52 = 70,135.92/x
  3. Step 3: Cross multiply
    247,647.24x = 371,477.52 × 70,135.92
  4. Step 4: Simplify right side
    247,647.24x = 26,053,917,624.52
  5. Step 5: Solve for x
    x = 26,053,917,624.52/247,647.24
  6. Step 6: Final answer
    x = 105,205.77

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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.