Home / 57,119.67-85,710.51-23,842.64

Finding the Fourth Proportional to 57,119.67, 85,710.51 and 23,842.64

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Solution

The fourth proportional to 57,119.67, 85,710.51 and 23,842.64 is: 35,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,119.67 : 85,710.51 = 23,842.64 : x
  2. Step 2: Convert to fraction form
    57,119.67/85,710.51 = 23,842.64/x
  3. Step 3: Cross multiply
    57,119.67x = 85,710.51 × 23,842.64
  4. Step 4: Simplify right side
    57,119.67x = 2,043,565,048.42
  5. Step 5: Solve for x
    x = 2,043,565,048.42/57,119.67
  6. Step 6: Final answer
    x = 35,776.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.