Home / 149,070.20-223,605.30-148,195.40

Finding the Fourth Proportional to 149,070.20, 223,605.30 and 148,195.40

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Solution

The fourth proportional to 149,070.20, 223,605.30 and 148,195.40 is: 222,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,070.20 : 223,605.30 = 148,195.40 : x
  2. Step 2: Convert to fraction form
    149,070.20/223,605.30 = 148,195.40/x
  3. Step 3: Cross multiply
    149,070.20x = 223,605.30 × 148,195.40
  4. Step 4: Simplify right side
    149,070.20x = 33,137,276,875.62
  5. Step 5: Solve for x
    x = 33,137,276,875.62/149,070.20
  6. Step 6: Final answer
    x = 222,293.10

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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.