Home / 192,045.84-264,996.72-107,146.40

Finding the Fourth Proportional to 192,045.84, 264,996.72 and 107,146.40

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Solution

The fourth proportional to 192,045.84, 264,996.72 and 107,146.40 is: 147,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,045.84 : 264,996.72 = 107,146.40 : x
  2. Step 2: Convert to fraction form
    192,045.84/264,996.72 = 107,146.40/x
  3. Step 3: Cross multiply
    192,045.84x = 264,996.72 × 107,146.40
  4. Step 4: Simplify right side
    192,045.84x = 28,393,444,559.81
  5. Step 5: Solve for x
    x = 28,393,444,559.81/192,045.84
  6. Step 6: Final answer
    x = 147,847.23

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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.