Home / 146,213.50-218,821.26-122,547.77

Finding the Fourth Proportional to 146,213.50, 218,821.26 and 122,547.77

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Solution

The fourth proportional to 146,213.50, 218,821.26 and 122,547.77 is: 183,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,213.50 : 218,821.26 = 122,547.77 : x
  2. Step 2: Convert to fraction form
    146,213.50/218,821.26 = 122,547.77/x
  3. Step 3: Cross multiply
    146,213.50x = 218,821.26 × 122,547.77
  4. Step 4: Simplify right side
    146,213.50x = 26,816,055,734.75
  5. Step 5: Solve for x
    x = 26,816,055,734.75/146,213.50
  6. Step 6: Final answer
    x = 183,403.42

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1.5x scale

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.