Home / 104,995.46-144,958.06-64,764.23

Finding the Fourth Proportional to 104,995.46, 144,958.06 and 64,764.23

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Solution

The fourth proportional to 104,995.46, 144,958.06 and 64,764.23 is: 89,414.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,995.46 : 144,958.06 = 64,764.23 : x
  2. Step 2: Convert to fraction form
    104,995.46/144,958.06 = 64,764.23/x
  3. Step 3: Cross multiply
    104,995.46x = 144,958.06 × 64,764.23
  4. Step 4: Simplify right side
    104,995.46x = 9,388,096,130.06
  5. Step 5: Solve for x
    x = 9,388,096,130.06/104,995.46
  6. Step 6: Final answer
    x = 89,414.31

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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.