Home / 226,417.31-312,729.93-165,066.35

Finding the Fourth Proportional to 226,417.31, 312,729.93 and 165,066.35

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Solution

The fourth proportional to 226,417.31, 312,729.93 and 165,066.35 is: 227,991.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,417.31 : 312,729.93 = 165,066.35 : x
  2. Step 2: Convert to fraction form
    226,417.31/312,729.93 = 165,066.35/x
  3. Step 3: Cross multiply
    226,417.31x = 312,729.93 × 165,066.35
  4. Step 4: Simplify right side
    226,417.31x = 51,621,186,104.54
  5. Step 5: Solve for x
    x = 51,621,186,104.54/226,417.31
  6. Step 6: Final answer
    x = 227,991.34

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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.