Home / 320,050.26-480,102.93-83,393.10

Finding the Fourth Proportional to 320,050.26, 480,102.93 and 83,393.10

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Solution

The fourth proportional to 320,050.26, 480,102.93 and 83,393.10 is: 125,096.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,050.26 : 480,102.93 = 83,393.10 : x
  2. Step 2: Convert to fraction form
    320,050.26/480,102.93 = 83,393.10/x
  3. Step 3: Cross multiply
    320,050.26x = 480,102.93 × 83,393.10
  4. Step 4: Simplify right side
    320,050.26x = 40,037,271,651.78
  5. Step 5: Solve for x
    x = 40,037,271,651.78/320,050.26
  6. Step 6: Final answer
    x = 125,096.83

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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.