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Finding the Fourth Proportional to 149,219.40, 223,829.10 and 44,038.20

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Solution

The fourth proportional to 149,219.40, 223,829.10 and 44,038.20 is: 66,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,219.40 : 223,829.10 = 44,038.20 : x
  2. Step 2: Convert to fraction form
    149,219.40/223,829.10 = 44,038.20/x
  3. Step 3: Cross multiply
    149,219.40x = 223,829.10 × 44,038.20
  4. Step 4: Simplify right side
    149,219.40x = 9,857,030,671.62
  5. Step 5: Solve for x
    x = 9,857,030,671.62/149,219.40
  6. Step 6: Final answer
    x = 66,057.30

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1.5x scale

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.