Home / 146,130.93-201,666.42-82,470.96

Finding the Fourth Proportional to 146,130.93, 201,666.42 and 82,470.96

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Solution

The fourth proportional to 146,130.93, 201,666.42 and 82,470.96 is: 113,813.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,130.93 : 201,666.42 = 82,470.96 : x
  2. Step 2: Convert to fraction form
    146,130.93/201,666.42 = 82,470.96/x
  3. Step 3: Cross multiply
    146,130.93x = 201,666.42 × 82,470.96
  4. Step 4: Simplify right side
    146,130.93x = 16,631,623,257.16
  5. Step 5: Solve for x
    x = 16,631,623,257.16/146,130.93
  6. Step 6: Final answer
    x = 113,813.16

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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.