Home / 202,867.40-304,301.10-84,623.60

Finding the Fourth Proportional to 202,867.40, 304,301.10 and 84,623.60

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Solution

The fourth proportional to 202,867.40, 304,301.10 and 84,623.60 is: 126,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,867.40 : 304,301.10 = 84,623.60 : x
  2. Step 2: Convert to fraction form
    202,867.40/304,301.10 = 84,623.60/x
  3. Step 3: Cross multiply
    202,867.40x = 304,301.10 × 84,623.60
  4. Step 4: Simplify right side
    202,867.40x = 25,751,054,565.96
  5. Step 5: Solve for x
    x = 25,751,054,565.96/202,867.40
  6. Step 6: Final answer
    x = 126,935.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.