Home / 190,306.38-285,464.21-63,948.46

Finding the Fourth Proportional to 190,306.38, 285,464.21 and 63,948.46

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Solution

The fourth proportional to 190,306.38, 285,464.21 and 63,948.46 is: 95,924.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,306.38 : 285,464.21 = 63,948.46 : x
  2. Step 2: Convert to fraction form
    190,306.38/285,464.21 = 63,948.46/x
  3. Step 3: Cross multiply
    190,306.38x = 285,464.21 × 63,948.46
  4. Step 4: Simplify right side
    190,306.38x = 18,254,995,821.02
  5. Step 5: Solve for x
    x = 18,254,995,821.02/190,306.38
  6. Step 6: Final answer
    x = 95,924.24

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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.