Home / 130,206.42-195,270.75-45,950.76

Finding the Fourth Proportional to 130,206.42, 195,270.75 and 45,950.76

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Solution

The fourth proportional to 130,206.42, 195,270.75 and 45,950.76 is: 68,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,206.42 : 195,270.75 = 45,950.76 : x
  2. Step 2: Convert to fraction form
    130,206.42/195,270.75 = 45,950.76/x
  3. Step 3: Cross multiply
    130,206.42x = 195,270.75 × 45,950.76
  4. Step 4: Simplify right side
    130,206.42x = 8,972,839,368.27
  5. Step 5: Solve for x
    x = 8,972,839,368.27/130,206.42
  6. Step 6: Final answer
    x = 68,912.42

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1.5x scale

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.