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Finding the Fourth Proportional to 201,071.71, 301,648.97 and 58,921.60

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Solution

The fourth proportional to 201,071.71, 301,648.97 and 58,921.60 is: 88,394.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,071.71 : 301,648.97 = 58,921.60 : x
  2. Step 2: Convert to fraction form
    201,071.71/301,648.97 = 58,921.60/x
  3. Step 3: Cross multiply
    201,071.71x = 301,648.97 × 58,921.60
  4. Step 4: Simplify right side
    201,071.71x = 17,773,639,012.50
  5. Step 5: Solve for x
    x = 17,773,639,012.50/201,071.71
  6. Step 6: Final answer
    x = 88,394.53

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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.