Home / 49,346.94-68,102.70-31,449.98

Finding the Fourth Proportional to 49,346.94, 68,102.70 and 31,449.98

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Solution

The fourth proportional to 49,346.94, 68,102.70 and 31,449.98 is: 43,403.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,346.94 : 68,102.70 = 31,449.98 : x
  2. Step 2: Convert to fraction form
    49,346.94/68,102.70 = 31,449.98/x
  3. Step 3: Cross multiply
    49,346.94x = 68,102.70 × 31,449.98
  4. Step 4: Simplify right side
    49,346.94x = 2,141,828,552.95
  5. Step 5: Solve for x
    x = 2,141,828,552.95/49,346.94
  6. Step 6: Final answer
    x = 43,403.47

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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.