Home / 269,166.10-402,971.55-164,190.10

Finding the Fourth Proportional to 269,166.10, 402,971.55 and 164,190.10

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Solution

The fourth proportional to 269,166.10, 402,971.55 and 164,190.10 is: 245,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,166.10 : 402,971.55 = 164,190.10 : x
  2. Step 2: Convert to fraction form
    269,166.10/402,971.55 = 164,190.10/x
  3. Step 3: Cross multiply
    269,166.10x = 402,971.55 × 164,190.10
  4. Step 4: Simplify right side
    269,166.10x = 66,163,939,091.66
  5. Step 5: Solve for x
    x = 66,163,939,091.66/269,166.10
  6. Step 6: Final answer
    x = 245,810.82

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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.