Home / 76,131.80-105,037.73-44,294.55

Finding the Fourth Proportional to 76,131.80, 105,037.73 and 44,294.55

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Solution

The fourth proportional to 76,131.80, 105,037.73 and 44,294.55 is: 61,112.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,131.80 : 105,037.73 = 44,294.55 : x
  2. Step 2: Convert to fraction form
    76,131.80/105,037.73 = 44,294.55/x
  3. Step 3: Cross multiply
    76,131.80x = 105,037.73 × 44,294.55
  4. Step 4: Simplify right side
    76,131.80x = 4,652,598,983.37
  5. Step 5: Solve for x
    x = 4,652,598,983.37/76,131.80
  6. Step 6: Final answer
    x = 61,112.42

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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.