Home / 146,069.64-201,572.70-82,405.80

Finding the Fourth Proportional to 146,069.64, 201,572.70 and 82,405.80

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Solution

The fourth proportional to 146,069.64, 201,572.70 and 82,405.80 is: 113,718.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,069.64 : 201,572.70 = 82,405.80 : x
  2. Step 2: Convert to fraction form
    146,069.64/201,572.70 = 82,405.80/x
  3. Step 3: Cross multiply
    146,069.64x = 201,572.70 × 82,405.80
  4. Step 4: Simplify right side
    146,069.64x = 16,610,759,601.66
  5. Step 5: Solve for x
    x = 16,610,759,601.66/146,069.64
  6. Step 6: Final answer
    x = 113,718.08

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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.