Home / 149,190.60-223,721.10-49,312.20

Finding the Fourth Proportional to 149,190.60, 223,721.10 and 49,312.20

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Solution

The fourth proportional to 149,190.60, 223,721.10 and 49,312.20 is: 73,946.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,190.60 : 223,721.10 = 49,312.20 : x
  2. Step 2: Convert to fraction form
    149,190.60/223,721.10 = 49,312.20/x
  3. Step 3: Cross multiply
    149,190.60x = 223,721.10 × 49,312.20
  4. Step 4: Simplify right side
    149,190.60x = 11,032,179,627.42
  5. Step 5: Solve for x
    x = 11,032,179,627.42/149,190.60
  6. Step 6: Final answer
    x = 73,946.88

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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.