Home / 75,749.30-104,541.81-45,544.46

Finding the Fourth Proportional to 75,749.30, 104,541.81 and 45,544.46

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Solution

The fourth proportional to 75,749.30, 104,541.81 and 45,544.46 is: 62,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,749.30 : 104,541.81 = 45,544.46 : x
  2. Step 2: Convert to fraction form
    75,749.30/104,541.81 = 45,544.46/x
  3. Step 3: Cross multiply
    75,749.30x = 104,541.81 × 45,544.46
  4. Step 4: Simplify right side
    75,749.30x = 4,761,300,283.87
  5. Step 5: Solve for x
    x = 4,761,300,283.87/75,749.30
  6. Step 6: Final answer
    x = 62,856.03

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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.