Home / 148,976.40-223,270.20-60,157.20

Finding the Fourth Proportional to 148,976.40, 223,270.20 and 60,157.20

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Solution

The fourth proportional to 148,976.40, 223,270.20 and 60,157.20 is: 90,157.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,976.40 : 223,270.20 = 60,157.20 : x
  2. Step 2: Convert to fraction form
    148,976.40/223,270.20 = 60,157.20/x
  3. Step 3: Cross multiply
    148,976.40x = 223,270.20 × 60,157.20
  4. Step 4: Simplify right side
    148,976.40x = 13,431,310,075.44
  5. Step 5: Solve for x
    x = 13,431,310,075.44/148,976.40
  6. Step 6: Final answer
    x = 90,157.30

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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.