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Finding the Fourth Proportional to 75,080.94, 112,542.95 and 25,119.95

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Solution

The fourth proportional to 75,080.94, 112,542.95 and 25,119.95 is: 37,653.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,080.94 : 112,542.95 = 25,119.95 : x
  2. Step 2: Convert to fraction form
    75,080.94/112,542.95 = 25,119.95/x
  3. Step 3: Cross multiply
    75,080.94x = 112,542.95 × 25,119.95
  4. Step 4: Simplify right side
    75,080.94x = 2,827,072,588.54
  5. Step 5: Solve for x
    x = 2,827,072,588.54/75,080.94
  6. Step 6: Final answer
    x = 37,653.67

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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.