Home / 164,713.80-227,305.86-89,262.12

Finding the Fourth Proportional to 164,713.80, 227,305.86 and 89,262.12

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Solution

The fourth proportional to 164,713.80, 227,305.86 and 89,262.12 is: 123,182.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,713.80 : 227,305.86 = 89,262.12 : x
  2. Step 2: Convert to fraction form
    164,713.80/227,305.86 = 89,262.12/x
  3. Step 3: Cross multiply
    164,713.80x = 227,305.86 × 89,262.12
  4. Step 4: Simplify right side
    164,713.80x = 20,289,802,952.02
  5. Step 5: Solve for x
    x = 20,289,802,952.02/164,713.80
  6. Step 6: Final answer
    x = 123,182.17

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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.