Home / 320,196.60-480,224.14-92,442.74

Finding the Fourth Proportional to 320,196.60, 480,224.14 and 92,442.74

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Solution

The fourth proportional to 320,196.60, 480,224.14 and 92,442.74 is: 138,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,196.60 : 480,224.14 = 92,442.74 : x
  2. Step 2: Convert to fraction form
    320,196.60/480,224.14 = 92,442.74/x
  3. Step 3: Cross multiply
    320,196.60x = 480,224.14 × 92,442.74
  4. Step 4: Simplify right side
    320,196.60x = 44,393,234,216.48
  5. Step 5: Solve for x
    x = 44,393,234,216.48/320,196.60
  6. Step 6: Final answer
    x = 138,643.68

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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.