Home / 75,588.16-104,307-41,589.76

Finding the Fourth Proportional to 75,588.16, 104,307 and 41,589.76

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Solution

The fourth proportional to 75,588.16, 104,307 and 41,589.76 is: 57,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,588.16 : 104,307 = 41,589.76 : x
  2. Step 2: Convert to fraction form
    75,588.16/104,307 = 41,589.76/x
  3. Step 3: Cross multiply
    75,588.16x = 104,307 × 41,589.76
  4. Step 4: Simplify right side
    75,588.16x = 4,338,103,096.32
  5. Step 5: Solve for x
    x = 4,338,103,096.32/75,588.16
  6. Step 6: Final answer
    x = 57,391.30

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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.