Home / 255,795.20-353,022.33-191,152.18

Finding the Fourth Proportional to 255,795.20, 353,022.33 and 191,152.18

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Solution

The fourth proportional to 255,795.20, 353,022.33 and 191,152.18 is: 263,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,795.20 : 353,022.33 = 191,152.18 : x
  2. Step 2: Convert to fraction form
    255,795.20/353,022.33 = 191,152.18/x
  3. Step 3: Cross multiply
    255,795.20x = 353,022.33 × 191,152.18
  4. Step 4: Simplify right side
    255,795.20x = 67,480,987,968.18
  5. Step 5: Solve for x
    x = 67,480,987,968.18/255,795.20
  6. Step 6: Final answer
    x = 263,808.66

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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.