Home / 117,642.84-176,497.20-47,571.36

Finding the Fourth Proportional to 117,642.84, 176,497.20 and 47,571.36

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Solution

The fourth proportional to 117,642.84, 176,497.20 and 47,571.36 is: 71,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,642.84 : 176,497.20 = 47,571.36 : x
  2. Step 2: Convert to fraction form
    117,642.84/176,497.20 = 47,571.36/x
  3. Step 3: Cross multiply
    117,642.84x = 176,497.20 × 47,571.36
  4. Step 4: Simplify right side
    117,642.84x = 8,396,211,840.19
  5. Step 5: Solve for x
    x = 8,396,211,840.19/117,642.84
  6. Step 6: Final answer
    x = 71,370.36

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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.