Home / 57,040.64-85,413.18-39,325.94

Finding the Fourth Proportional to 57,040.64, 85,413.18 and 39,325.94

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Solution

The fourth proportional to 57,040.64, 85,413.18 and 39,325.94 is: 58,887.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,040.64 : 85,413.18 = 39,325.94 : x
  2. Step 2: Convert to fraction form
    57,040.64/85,413.18 = 39,325.94/x
  3. Step 3: Cross multiply
    57,040.64x = 85,413.18 × 39,325.94
  4. Step 4: Simplify right side
    57,040.64x = 3,358,953,632.60
  5. Step 5: Solve for x
    x = 3,358,953,632.60/57,040.64
  6. Step 6: Final answer
    x = 58,887.03

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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.