Home / 76,391.70-105,433.23-44,560.62

Finding the Fourth Proportional to 76,391.70, 105,433.23 and 44,560.62

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Solution

The fourth proportional to 76,391.70, 105,433.23 and 44,560.62 is: 61,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,391.70 : 105,433.23 = 44,560.62 : x
  2. Step 2: Convert to fraction form
    76,391.70/105,433.23 = 44,560.62/x
  3. Step 3: Cross multiply
    76,391.70x = 105,433.23 × 44,560.62
  4. Step 4: Simplify right side
    76,391.70x = 4,698,170,097.40
  5. Step 5: Solve for x
    x = 4,698,170,097.40/76,391.70
  6. Step 6: Final answer
    x = 61,501.05

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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.