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Finding the Fourth Proportional to 149,240.40, 223,860.60 and 44,059.20

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Solution

The fourth proportional to 149,240.40, 223,860.60 and 44,059.20 is: 66,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,240.40 : 223,860.60 = 44,059.20 : x
  2. Step 2: Convert to fraction form
    149,240.40/223,860.60 = 44,059.20/x
  3. Step 3: Cross multiply
    149,240.40x = 223,860.60 × 44,059.20
  4. Step 4: Simplify right side
    149,240.40x = 9,863,118,947.52
  5. Step 5: Solve for x
    x = 9,863,118,947.52/149,240.40
  6. Step 6: Final answer
    x = 66,088.80

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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.