Home / 76,381.98-105,383.51-44,528.33

Finding the Fourth Proportional to 76,381.98, 105,383.51 and 44,528.33

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Solution

The fourth proportional to 76,381.98, 105,383.51 and 44,528.33 is: 61,435.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,381.98 : 105,383.51 = 44,528.33 : x
  2. Step 2: Convert to fraction form
    76,381.98/105,383.51 = 44,528.33/x
  3. Step 3: Cross multiply
    76,381.98x = 105,383.51 × 44,528.33
  4. Step 4: Simplify right side
    76,381.98x = 4,692,551,709.84
  5. Step 5: Solve for x
    x = 4,692,551,709.84/76,381.98
  6. Step 6: Final answer
    x = 61,435.32

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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.