Home / 247,185.32-370,682.06-85,048.56

Finding the Fourth Proportional to 247,185.32, 370,682.06 and 85,048.56

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Solution

The fourth proportional to 247,185.32, 370,682.06 and 85,048.56 is: 127,539.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,185.32 : 370,682.06 = 85,048.56 : x
  2. Step 2: Convert to fraction form
    247,185.32/370,682.06 = 85,048.56/x
  3. Step 3: Cross multiply
    247,185.32x = 370,682.06 × 85,048.56
  4. Step 4: Simplify right side
    247,185.32x = 31,525,974,995.59
  5. Step 5: Solve for x
    x = 31,525,974,995.59/247,185.32
  6. Step 6: Final answer
    x = 127,539.84

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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.