Home / 302,922.16-418,015.48-166,955.68

Finding the Fourth Proportional to 302,922.16, 418,015.48 and 166,955.68

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Solution

The fourth proportional to 302,922.16, 418,015.48 and 166,955.68 is: 230,389.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,922.16 : 418,015.48 = 166,955.68 : x
  2. Step 2: Convert to fraction form
    302,922.16/418,015.48 = 166,955.68/x
  3. Step 3: Cross multiply
    302,922.16x = 418,015.48 × 166,955.68
  4. Step 4: Simplify right side
    302,922.16x = 69,790,058,713.93
  5. Step 5: Solve for x
    x = 69,790,058,713.93/302,922.16
  6. Step 6: Final answer
    x = 230,389.41

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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.