Home / 146,329.79-219,361.57-56,315.10

Finding the Fourth Proportional to 146,329.79, 219,361.57 and 56,315.10

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Solution

The fourth proportional to 146,329.79, 219,361.57 and 56,315.10 is: 84,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,329.79 : 219,361.57 = 56,315.10 : x
  2. Step 2: Convert to fraction form
    146,329.79/219,361.57 = 56,315.10/x
  3. Step 3: Cross multiply
    146,329.79x = 219,361.57 × 56,315.10
  4. Step 4: Simplify right side
    146,329.79x = 12,353,368,198.62
  5. Step 5: Solve for x
    x = 12,353,368,198.62/146,329.79
  6. Step 6: Final answer
    x = 84,421.42

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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.