Home / 134,515.40-201,772.56-41,020.88

Finding the Fourth Proportional to 134,515.40, 201,772.56 and 41,020.88

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Solution

The fourth proportional to 134,515.40, 201,772.56 and 41,020.88 is: 61,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,515.40 : 201,772.56 = 41,020.88 : x
  2. Step 2: Convert to fraction form
    134,515.40/201,772.56 = 41,020.88/x
  3. Step 3: Cross multiply
    134,515.40x = 201,772.56 × 41,020.88
  4. Step 4: Simplify right side
    134,515.40x = 8,276,887,971.05
  5. Step 5: Solve for x
    x = 8,276,887,971.05/134,515.40
  6. Step 6: Final answer
    x = 61,531.16

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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.