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Finding the Fourth Proportional to 149,300.99, 223,425.30 and 93,167.54

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Solution

The fourth proportional to 149,300.99, 223,425.30 and 93,167.54 is: 139,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,300.99 : 223,425.30 = 93,167.54 : x
  2. Step 2: Convert to fraction form
    149,300.99/223,425.30 = 93,167.54/x
  3. Step 3: Cross multiply
    149,300.99x = 223,425.30 × 93,167.54
  4. Step 4: Simplify right side
    149,300.99x = 20,815,984,457.64
  5. Step 5: Solve for x
    x = 20,815,984,457.64/149,300.99
  6. Step 6: Final answer
    x = 139,422.95

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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.