Home / 75,904.56-104,747.76-41,915.16

Finding the Fourth Proportional to 75,904.56, 104,747.76 and 41,915.16

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Solution

The fourth proportional to 75,904.56, 104,747.76 and 41,915.16 is: 57,842.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,904.56 : 104,747.76 = 41,915.16 : x
  2. Step 2: Convert to fraction form
    75,904.56/104,747.76 = 41,915.16/x
  3. Step 3: Cross multiply
    75,904.56x = 104,747.76 × 41,915.16
  4. Step 4: Simplify right side
    75,904.56x = 4,390,519,120.04
  5. Step 5: Solve for x
    x = 4,390,519,120.04/75,904.56
  6. Step 6: Final answer
    x = 57,842.63

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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.