Home / 166,036.83-229,133.37-90,585.33

Finding the Fourth Proportional to 166,036.83, 229,133.37 and 90,585.33

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Solution

The fourth proportional to 166,036.83, 229,133.37 and 90,585.33 is: 125,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,036.83 : 229,133.37 = 90,585.33 : x
  2. Step 2: Convert to fraction form
    166,036.83/229,133.37 = 90,585.33/x
  3. Step 3: Cross multiply
    166,036.83x = 229,133.37 × 90,585.33
  4. Step 4: Simplify right side
    166,036.83x = 20,756,121,935.46
  5. Step 5: Solve for x
    x = 20,756,121,935.46/166,036.83
  6. Step 6: Final answer
    x = 125,009.14

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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.