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Finding the Fourth Proportional to 201,330.01, 301,993.19 and 61,088.64

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Solution

The fourth proportional to 201,330.01, 301,993.19 and 61,088.64 is: 91,632.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,330.01 : 301,993.19 = 61,088.64 : x
  2. Step 2: Convert to fraction form
    201,330.01/301,993.19 = 61,088.64/x
  3. Step 3: Cross multiply
    201,330.01x = 301,993.19 × 61,088.64
  4. Step 4: Simplify right side
    201,330.01x = 18,448,353,266.36
  5. Step 5: Solve for x
    x = 18,448,353,266.36/201,330.01
  6. Step 6: Final answer
    x = 91,632.41

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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.