Home / 76,583.31-105,669.34-44,746.05

Finding the Fourth Proportional to 76,583.31, 105,669.34 and 44,746.05

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Solution

The fourth proportional to 76,583.31, 105,669.34 and 44,746.05 is: 61,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,583.31 : 105,669.34 = 44,746.05 : x
  2. Step 2: Convert to fraction form
    76,583.31/105,669.34 = 44,746.05/x
  3. Step 3: Cross multiply
    76,583.31x = 105,669.34 × 44,746.05
  4. Step 4: Simplify right side
    76,583.31x = 4,728,285,571.11
  5. Step 5: Solve for x
    x = 4,728,285,571.11/76,583.31
  6. Step 6: Final answer
    x = 61,740.42

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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.