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Finding the Fourth Proportional to 76,484.89, 114,597.89 and 46,840.82

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Solution

The fourth proportional to 76,484.89, 114,597.89 and 46,840.82 is: 70,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,484.89 : 114,597.89 = 46,840.82 : x
  2. Step 2: Convert to fraction form
    76,484.89/114,597.89 = 46,840.82/x
  3. Step 3: Cross multiply
    76,484.89x = 114,597.89 × 46,840.82
  4. Step 4: Simplify right side
    76,484.89x = 5,367,858,506.33
  5. Step 5: Solve for x
    x = 5,367,858,506.33/76,484.89
  6. Step 6: Final answer
    x = 70,181.95

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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.