Home / 76,888.06-106,087.44-46,672.64

Finding the Fourth Proportional to 76,888.06, 106,087.44 and 46,672.64

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Solution

The fourth proportional to 76,888.06, 106,087.44 and 46,672.64 is: 64,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,888.06 : 106,087.44 = 46,672.64 : x
  2. Step 2: Convert to fraction form
    76,888.06/106,087.44 = 46,672.64/x
  3. Step 3: Cross multiply
    76,888.06x = 106,087.44 × 46,672.64
  4. Step 4: Simplify right side
    76,888.06x = 4,951,380,895.64
  5. Step 5: Solve for x
    x = 4,951,380,895.64/76,888.06
  6. Step 6: Final answer
    x = 64,397.27

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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.