Home / 163,932-226,220.07-91,333.18

Finding the Fourth Proportional to 163,932, 226,220.07 and 91,333.18

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Solution

The fourth proportional to 163,932, 226,220.07 and 91,333.18 is: 126,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,932 : 226,220.07 = 91,333.18 : x
  2. Step 2: Convert to fraction form
    163,932/226,220.07 = 91,333.18/x
  3. Step 3: Cross multiply
    163,932x = 226,220.07 × 91,333.18
  4. Step 4: Simplify right side
    163,932x = 20,661,398,372.92
  5. Step 5: Solve for x
    x = 20,661,398,372.92/163,932
  6. Step 6: Final answer
    x = 126,036.40

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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.