Home / 134,039.80-201,173.10-55,210.60

Finding the Fourth Proportional to 134,039.80, 201,173.10 and 55,210.60

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Solution

The fourth proportional to 134,039.80, 201,173.10 and 55,210.60 is: 82,862.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,039.80 : 201,173.10 = 55,210.60 : x
  2. Step 2: Convert to fraction form
    134,039.80/201,173.10 = 55,210.60/x
  3. Step 3: Cross multiply
    134,039.80x = 201,173.10 × 55,210.60
  4. Step 4: Simplify right side
    134,039.80x = 11,106,887,554.86
  5. Step 5: Solve for x
    x = 11,106,887,554.86/134,039.80
  6. Step 6: Final answer
    x = 82,862.61

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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.