Home / 146,880.53-202,658.82-86,446.43

Finding the Fourth Proportional to 146,880.53, 202,658.82 and 86,446.43

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Solution

The fourth proportional to 146,880.53, 202,658.82 and 86,446.43 is: 119,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,880.53 : 202,658.82 = 86,446.43 : x
  2. Step 2: Convert to fraction form
    146,880.53/202,658.82 = 86,446.43/x
  3. Step 3: Cross multiply
    146,880.53x = 202,658.82 × 86,446.43
  4. Step 4: Simplify right side
    146,880.53x = 17,519,131,497.01
  5. Step 5: Solve for x
    x = 17,519,131,497.01/146,880.53
  6. Step 6: Final answer
    x = 119,274.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.