Home / 163,864.74-226,130-92,243.18

Finding the Fourth Proportional to 163,864.74, 226,130 and 92,243.18

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Solution

The fourth proportional to 163,864.74, 226,130 and 92,243.18 is: 127,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,864.74 : 226,130 = 92,243.18 : x
  2. Step 2: Convert to fraction form
    163,864.74/226,130 = 92,243.18/x
  3. Step 3: Cross multiply
    163,864.74x = 226,130 × 92,243.18
  4. Step 4: Simplify right side
    163,864.74x = 20,858,950,293.40
  5. Step 5: Solve for x
    x = 20,858,950,293.40/163,864.74
  6. Step 6: Final answer
    x = 127,293.71

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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.