Home / 81,973.77-113,124.06-47,525.22

Finding the Fourth Proportional to 81,973.77, 113,124.06 and 47,525.22

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Solution

The fourth proportional to 81,973.77, 113,124.06 and 47,525.22 is: 65,584.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,973.77 : 113,124.06 = 47,525.22 : x
  2. Step 2: Convert to fraction form
    81,973.77/113,124.06 = 47,525.22/x
  3. Step 3: Cross multiply
    81,973.77x = 113,124.06 × 47,525.22
  4. Step 4: Simplify right side
    81,973.77x = 5,376,245,838.79
  5. Step 5: Solve for x
    x = 5,376,245,838.79/81,973.77
  6. Step 6: Final answer
    x = 65,584.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.