Home / 75,118.24-103,663.44-41,584.24

Finding the Fourth Proportional to 75,118.24, 103,663.44 and 41,584.24

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Solution

The fourth proportional to 75,118.24, 103,663.44 and 41,584.24 is: 57,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,118.24 : 103,663.44 = 41,584.24 : x
  2. Step 2: Convert to fraction form
    75,118.24/103,663.44 = 41,584.24/x
  3. Step 3: Cross multiply
    75,118.24x = 103,663.44 × 41,584.24
  4. Step 4: Simplify right side
    75,118.24x = 4,310,765,368.19
  5. Step 5: Solve for x
    x = 4,310,765,368.19/75,118.24
  6. Step 6: Final answer
    x = 57,386.40

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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.