Home / 161,349.37-222,761.75-104,009.06

Finding the Fourth Proportional to 161,349.37, 222,761.75 and 104,009.06

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Solution

The fourth proportional to 161,349.37, 222,761.75 and 104,009.06 is: 143,596.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,349.37 : 222,761.75 = 104,009.06 : x
  2. Step 2: Convert to fraction form
    161,349.37/222,761.75 = 104,009.06/x
  3. Step 3: Cross multiply
    161,349.37x = 222,761.75 × 104,009.06
  4. Step 4: Simplify right side
    161,349.37x = 23,169,240,258.31
  5. Step 5: Solve for x
    x = 23,169,240,258.31/161,349.37
  6. Step 6: Final answer
    x = 143,596.72

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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.