Home / 75,643.02-104,401.37-43,811.91

Finding the Fourth Proportional to 75,643.02, 104,401.37 and 43,811.91

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Solution

The fourth proportional to 75,643.02, 104,401.37 and 43,811.91 is: 60,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,643.02 : 104,401.37 = 43,811.91 : x
  2. Step 2: Convert to fraction form
    75,643.02/104,401.37 = 43,811.91/x
  3. Step 3: Cross multiply
    75,643.02x = 104,401.37 × 43,811.91
  4. Step 4: Simplify right side
    75,643.02x = 4,574,023,207.26
  5. Step 5: Solve for x
    x = 4,574,023,207.26/75,643.02
  6. Step 6: Final answer
    x = 60,468.54

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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.