Home / 164,480.12-226,986.99-99,927.38

Finding the Fourth Proportional to 164,480.12, 226,986.99 and 99,927.38

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Solution

The fourth proportional to 164,480.12, 226,986.99 and 99,927.38 is: 137,902.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,480.12 : 226,986.99 = 99,927.38 : x
  2. Step 2: Convert to fraction form
    164,480.12/226,986.99 = 99,927.38/x
  3. Step 3: Cross multiply
    164,480.12x = 226,986.99 × 99,927.38
  4. Step 4: Simplify right side
    164,480.12x = 22,682,215,204.79
  5. Step 5: Solve for x
    x = 22,682,215,204.79/164,480.12
  6. Step 6: Final answer
    x = 137,902.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.