Home / 75,970.88-113,971.44-23,378.36

Finding the Fourth Proportional to 75,970.88, 113,971.44 and 23,378.36

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Solution

The fourth proportional to 75,970.88, 113,971.44 and 23,378.36 is: 35,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,970.88 : 113,971.44 = 23,378.36 : x
  2. Step 2: Convert to fraction form
    75,970.88/113,971.44 = 23,378.36/x
  3. Step 3: Cross multiply
    75,970.88x = 113,971.44 × 23,378.36
  4. Step 4: Simplify right side
    75,970.88x = 2,664,465,354.04
  5. Step 5: Solve for x
    x = 2,664,465,354.04/75,970.88
  6. Step 6: Final answer
    x = 35,072.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.