Home / 75,954.13-113,857.14-30,348.23

Finding the Fourth Proportional to 75,954.13, 113,857.14 and 30,348.23

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Solution

The fourth proportional to 75,954.13, 113,857.14 and 30,348.23 is: 45,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,954.13 : 113,857.14 = 30,348.23 : x
  2. Step 2: Convert to fraction form
    75,954.13/113,857.14 = 30,348.23/x
  3. Step 3: Cross multiply
    75,954.13x = 113,857.14 × 30,348.23
  4. Step 4: Simplify right side
    75,954.13x = 3,455,362,956.51
  5. Step 5: Solve for x
    x = 3,455,362,956.51/75,954.13
  6. Step 6: Final answer
    x = 45,492.76

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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.