Home / 75,512.99-104,210.21-41,519.72

Finding the Fourth Proportional to 75,512.99, 104,210.21 and 41,519.72

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Solution

The fourth proportional to 75,512.99, 104,210.21 and 41,519.72 is: 57,298.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,512.99 : 104,210.21 = 41,519.72 : x
  2. Step 2: Convert to fraction form
    75,512.99/104,210.21 = 41,519.72/x
  3. Step 3: Cross multiply
    75,512.99x = 104,210.21 × 41,519.72
  4. Step 4: Simplify right side
    75,512.99x = 4,326,779,104.67
  5. Step 5: Solve for x
    x = 4,326,779,104.67/75,512.99
  6. Step 6: Final answer
    x = 57,298.47

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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.