Home / 75,407.04-104,061.96-41,415.57

Finding the Fourth Proportional to 75,407.04, 104,061.96 and 41,415.57

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Solution

The fourth proportional to 75,407.04, 104,061.96 and 41,415.57 is: 57,153.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,407.04 : 104,061.96 = 41,415.57 : x
  2. Step 2: Convert to fraction form
    75,407.04/104,061.96 = 41,415.57/x
  3. Step 3: Cross multiply
    75,407.04x = 104,061.96 × 41,415.57
  4. Step 4: Simplify right side
    75,407.04x = 4,309,785,388.72
  5. Step 5: Solve for x
    x = 4,309,785,388.72/75,407.04
  6. Step 6: Final answer
    x = 57,153.62

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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.