Home / 174,622.10-261,969.60-99,680.90

Finding the Fourth Proportional to 174,622.10, 261,969.60 and 99,680.90

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Solution

The fourth proportional to 174,622.10, 261,969.60 and 99,680.90 is: 149,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,622.10 : 261,969.60 = 99,680.90 : x
  2. Step 2: Convert to fraction form
    174,622.10/261,969.60 = 99,680.90/x
  3. Step 3: Cross multiply
    174,622.10x = 261,969.60 × 99,680.90
  4. Step 4: Simplify right side
    174,622.10x = 26,113,365,500.64
  5. Step 5: Solve for x
    x = 26,113,365,500.64/174,622.10
  6. Step 6: Final answer
    x = 149,542.16

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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.