Home / 180,021.52-248,346.96-104,555.44

Finding the Fourth Proportional to 180,021.52, 248,346.96 and 104,555.44

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Solution

The fourth proportional to 180,021.52, 248,346.96 and 104,555.44 is: 144,238.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,021.52 : 248,346.96 = 104,555.44 : x
  2. Step 2: Convert to fraction form
    180,021.52/248,346.96 = 104,555.44/x
  3. Step 3: Cross multiply
    180,021.52x = 248,346.96 × 104,555.44
  4. Step 4: Simplify right side
    180,021.52x = 25,966,025,675.46
  5. Step 5: Solve for x
    x = 25,966,025,675.46/180,021.52
  6. Step 6: Final answer
    x = 144,238.45

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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.