Home / 265,944.12-366,890.22-170,420.28

Finding the Fourth Proportional to 265,944.12, 366,890.22 and 170,420.28

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Solution

The fourth proportional to 265,944.12, 366,890.22 and 170,420.28 is: 235,107.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,944.12 : 366,890.22 = 170,420.28 : x
  2. Step 2: Convert to fraction form
    265,944.12/366,890.22 = 170,420.28/x
  3. Step 3: Cross multiply
    265,944.12x = 366,890.22 × 170,420.28
  4. Step 4: Simplify right side
    265,944.12x = 62,525,534,021.66
  5. Step 5: Solve for x
    x = 62,525,534,021.66/265,944.12
  6. Step 6: Final answer
    x = 235,107.79

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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.