Home / 75,401.30-113,055.51-25,476.68

Finding the Fourth Proportional to 75,401.30, 113,055.51 and 25,476.68

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Solution

The fourth proportional to 75,401.30, 113,055.51 and 25,476.68 is: 38,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,401.30 : 113,055.51 = 25,476.68 : x
  2. Step 2: Convert to fraction form
    75,401.30/113,055.51 = 25,476.68/x
  3. Step 3: Cross multiply
    75,401.30x = 113,055.51 × 25,476.68
  4. Step 4: Simplify right side
    75,401.30x = 2,880,279,050.51
  5. Step 5: Solve for x
    x = 2,880,279,050.51/75,401.30
  6. Step 6: Final answer
    x = 38,199.33

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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.