Home / 76,645.03-105,753.97-44,807.77

Finding the Fourth Proportional to 76,645.03, 105,753.97 and 44,807.77

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Solution

The fourth proportional to 76,645.03, 105,753.97 and 44,807.77 is: 61,825.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,645.03 : 105,753.97 = 44,807.77 : x
  2. Step 2: Convert to fraction form
    76,645.03/105,753.97 = 44,807.77/x
  3. Step 3: Cross multiply
    76,645.03x = 105,753.97 × 44,807.77
  4. Step 4: Simplify right side
    76,645.03x = 4,738,599,340.31
  5. Step 5: Solve for x
    x = 4,738,599,340.31/76,645.03
  6. Step 6: Final answer
    x = 61,825.27

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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.