Home / 104,769.06-144,576.54-57,022.26

Finding the Fourth Proportional to 104,769.06, 144,576.54 and 57,022.26

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Solution

The fourth proportional to 104,769.06, 144,576.54 and 57,022.26 is: 78,688.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,769.06 : 144,576.54 = 57,022.26 : x
  2. Step 2: Convert to fraction form
    104,769.06/144,576.54 = 57,022.26/x
  3. Step 3: Cross multiply
    104,769.06x = 144,576.54 × 57,022.26
  4. Step 4: Simplify right side
    104,769.06x = 8,244,081,053.78
  5. Step 5: Solve for x
    x = 8,244,081,053.78/104,769.06
  6. Step 6: Final answer
    x = 78,688.13

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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.