Home / 190,306.74-285,464.76-63,948.81

Finding the Fourth Proportional to 190,306.74, 285,464.76 and 63,948.81

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Solution

The fourth proportional to 190,306.74, 285,464.76 and 63,948.81 is: 95,924.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,306.74 : 285,464.76 = 63,948.81 : x
  2. Step 2: Convert to fraction form
    190,306.74/285,464.76 = 63,948.81/x
  3. Step 3: Cross multiply
    190,306.74x = 285,464.76 × 63,948.81
  4. Step 4: Simplify right side
    190,306.74x = 18,255,131,698.94
  5. Step 5: Solve for x
    x = 18,255,131,698.94/190,306.74
  6. Step 6: Final answer
    x = 95,924.78

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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.