Home / 76,952.08-115,603.27-55,670.44

Finding the Fourth Proportional to 76,952.08, 115,603.27 and 55,670.44

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Solution

The fourth proportional to 76,952.08, 115,603.27 and 55,670.44 is: 83,632.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,952.08 : 115,603.27 = 55,670.44 : x
  2. Step 2: Convert to fraction form
    76,952.08/115,603.27 = 55,670.44/x
  3. Step 3: Cross multiply
    76,952.08x = 115,603.27 × 55,670.44
  4. Step 4: Simplify right side
    76,952.08x = 6,435,684,906.34
  5. Step 5: Solve for x
    x = 6,435,684,906.34/76,952.08
  6. Step 6: Final answer
    x = 83,632.37

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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.