Home / 218,301.43-301,260.86-133,465.27

Finding the Fourth Proportional to 218,301.43, 301,260.86 and 133,465.27

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Solution

The fourth proportional to 218,301.43, 301,260.86 and 133,465.27 is: 184,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,301.43 : 301,260.86 = 133,465.27 : x
  2. Step 2: Convert to fraction form
    218,301.43/301,260.86 = 133,465.27/x
  3. Step 3: Cross multiply
    218,301.43x = 301,260.86 × 133,465.27
  4. Step 4: Simplify right side
    218,301.43x = 40,207,862,020.33
  5. Step 5: Solve for x
    x = 40,207,862,020.33/218,301.43
  6. Step 6: Final answer
    x = 184,185.06

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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.