Home / 57,035.49-78,707.61-33,170.46

Finding the Fourth Proportional to 57,035.49, 78,707.61 and 33,170.46

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Solution

The fourth proportional to 57,035.49, 78,707.61 and 33,170.46 is: 45,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,035.49 : 78,707.61 = 33,170.46 : x
  2. Step 2: Convert to fraction form
    57,035.49/78,707.61 = 33,170.46/x
  3. Step 3: Cross multiply
    57,035.49x = 78,707.61 × 33,170.46
  4. Step 4: Simplify right side
    57,035.49x = 2,610,767,629.20
  5. Step 5: Solve for x
    x = 2,610,767,629.20/57,035.49
  6. Step 6: Final answer
    x = 45,774.44

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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.