Home / 76,748.54-105,884.89-46,512.05

Finding the Fourth Proportional to 76,748.54, 105,884.89 and 46,512.05

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Solution

The fourth proportional to 76,748.54, 105,884.89 and 46,512.05 is: 64,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,748.54 : 105,884.89 = 46,512.05 : x
  2. Step 2: Convert to fraction form
    76,748.54/105,884.89 = 46,512.05/x
  3. Step 3: Cross multiply
    76,748.54x = 105,884.89 × 46,512.05
  4. Step 4: Simplify right side
    76,748.54x = 4,924,922,652.22
  5. Step 5: Solve for x
    x = 4,924,922,652.22/76,748.54
  6. Step 6: Final answer
    x = 64,169.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.