Home / 75,317.36-103,937.62-41,783.36

Finding the Fourth Proportional to 75,317.36, 103,937.62 and 41,783.36

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Solution

The fourth proportional to 75,317.36, 103,937.62 and 41,783.36 is: 57,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,317.36 : 103,937.62 = 41,783.36 : x
  2. Step 2: Convert to fraction form
    75,317.36/103,937.62 = 41,783.36/x
  3. Step 3: Cross multiply
    75,317.36x = 103,937.62 × 41,783.36
  4. Step 4: Simplify right side
    75,317.36x = 4,342,862,994.00
  5. Step 5: Solve for x
    x = 4,342,862,994.00/75,317.36
  6. Step 6: Final answer
    x = 57,660.85

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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.