Home / 75,407.06-104,061.72-41,415.56

Finding the Fourth Proportional to 75,407.06, 104,061.72 and 41,415.56

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Solution

The fourth proportional to 75,407.06, 104,061.72 and 41,415.56 is: 57,153.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,407.06 : 104,061.72 = 41,415.56 : x
  2. Step 2: Convert to fraction form
    75,407.06/104,061.72 = 41,415.56/x
  3. Step 3: Cross multiply
    75,407.06x = 104,061.72 × 41,415.56
  4. Step 4: Simplify right side
    75,407.06x = 4,309,774,408.36
  5. Step 5: Solve for x
    x = 4,309,774,408.36/75,407.06
  6. Step 6: Final answer
    x = 57,153.46

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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.