Home / 70,253.42-105,306.30-43,599.35

Finding the Fourth Proportional to 70,253.42, 105,306.30 and 43,599.35

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Solution

The fourth proportional to 70,253.42, 105,306.30 and 43,599.35 is: 65,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,253.42 : 105,306.30 = 43,599.35 : x
  2. Step 2: Convert to fraction form
    70,253.42/105,306.30 = 43,599.35/x
  3. Step 3: Cross multiply
    70,253.42x = 105,306.30 × 43,599.35
  4. Step 4: Simplify right side
    70,253.42x = 4,591,285,704.37
  5. Step 5: Solve for x
    x = 4,591,285,704.37/70,253.42
  6. Step 6: Final answer
    x = 65,353.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.