Home / 136,192.36-204,287.86-34,990.30

Finding the Fourth Proportional to 136,192.36, 204,287.86 and 34,990.30

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Solution

The fourth proportional to 136,192.36, 204,287.86 and 34,990.30 is: 52,485.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,192.36 : 204,287.86 = 34,990.30 : x
  2. Step 2: Convert to fraction form
    136,192.36/204,287.86 = 34,990.30/x
  3. Step 3: Cross multiply
    136,192.36x = 204,287.86 × 34,990.30
  4. Step 4: Simplify right side
    136,192.36x = 7,148,093,507.76
  5. Step 5: Solve for x
    x = 7,148,093,507.76/136,192.36
  6. Step 6: Final answer
    x = 52,485.28

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1.5x scale

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.