Home / 76,598.18-105,734.20-44,777.42

Finding the Fourth Proportional to 76,598.18, 105,734.20 and 44,777.42

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Solution

The fourth proportional to 76,598.18, 105,734.20 and 44,777.42 is: 61,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,598.18 : 105,734.20 = 44,777.42 : x
  2. Step 2: Convert to fraction form
    76,598.18/105,734.20 = 44,777.42/x
  3. Step 3: Cross multiply
    76,598.18x = 105,734.20 × 44,777.42
  4. Step 4: Simplify right side
    76,598.18x = 4,734,504,041.15
  5. Step 5: Solve for x
    x = 4,734,504,041.15/76,598.18
  6. Step 6: Final answer
    x = 61,809.62

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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.