Home / 351,270.68-526,924.72-111,403.52

Finding the Fourth Proportional to 351,270.68, 526,924.72 and 111,403.52

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Solution

The fourth proportional to 351,270.68, 526,924.72 and 111,403.52 is: 167,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,270.68 : 526,924.72 = 111,403.52 : x
  2. Step 2: Convert to fraction form
    351,270.68/526,924.72 = 111,403.52/x
  3. Step 3: Cross multiply
    351,270.68x = 526,924.72 × 111,403.52
  4. Step 4: Simplify right side
    351,270.68x = 58,701,268,583.01
  5. Step 5: Solve for x
    x = 58,701,268,583.01/351,270.68
  6. Step 6: Final answer
    x = 167,111.21

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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.