Home / 201,968.20-302,966.70-61,726.60

Finding the Fourth Proportional to 201,968.20, 302,966.70 and 61,726.60

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Solution

The fourth proportional to 201,968.20, 302,966.70 and 61,726.60 is: 92,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,968.20 : 302,966.70 = 61,726.60 : x
  2. Step 2: Convert to fraction form
    201,968.20/302,966.70 = 61,726.60/x
  3. Step 3: Cross multiply
    201,968.20x = 302,966.70 × 61,726.60
  4. Step 4: Simplify right side
    201,968.20x = 18,701,104,304.22
  5. Step 5: Solve for x
    x = 18,701,104,304.22/201,968.20
  6. Step 6: Final answer
    x = 92,594.30

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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.