Home / 57,035.74-78,707.96-33,170.71

Finding the Fourth Proportional to 57,035.74, 78,707.96 and 33,170.71

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Solution

The fourth proportional to 57,035.74, 78,707.96 and 33,170.71 is: 45,774.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,035.74 : 78,707.96 = 33,170.71 : x
  2. Step 2: Convert to fraction form
    57,035.74/78,707.96 = 33,170.71/x
  3. Step 3: Cross multiply
    57,035.74x = 78,707.96 × 33,170.71
  4. Step 4: Simplify right side
    57,035.74x = 2,610,798,750.00
  5. Step 5: Solve for x
    x = 2,610,798,750.00/57,035.74
  6. Step 6: Final answer
    x = 45,774.79

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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.