Home / 85,652.06-118,195.99-47,413.04

Finding the Fourth Proportional to 85,652.06, 118,195.99 and 47,413.04

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Solution

The fourth proportional to 85,652.06, 118,195.99 and 47,413.04 is: 65,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,652.06 : 118,195.99 = 47,413.04 : x
  2. Step 2: Convert to fraction form
    85,652.06/118,195.99 = 47,413.04/x
  3. Step 3: Cross multiply
    85,652.06x = 118,195.99 × 47,413.04
  4. Step 4: Simplify right side
    85,652.06x = 5,604,031,201.71
  5. Step 5: Solve for x
    x = 5,604,031,201.71/85,652.06
  6. Step 6: Final answer
    x = 65,427.86

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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.