Home / 141,413.70-195,139.34-83,261.24

Finding the Fourth Proportional to 141,413.70, 195,139.34 and 83,261.24

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Solution

The fourth proportional to 141,413.70, 195,139.34 and 83,261.24 is: 114,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,413.70 : 195,139.34 = 83,261.24 : x
  2. Step 2: Convert to fraction form
    141,413.70/195,139.34 = 83,261.24/x
  3. Step 3: Cross multiply
    141,413.70x = 195,139.34 × 83,261.24
  4. Step 4: Simplify right side
    141,413.70x = 16,247,543,421.18
  5. Step 5: Solve for x
    x = 16,247,543,421.18/141,413.70
  6. Step 6: Final answer
    x = 114,893.70

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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.