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Finding the Fourth Proportional to 62,413.92, 86,124.70 and 35,550.80

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Solution

The fourth proportional to 62,413.92, 86,124.70 and 35,550.80 is: 49,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,413.92 : 86,124.70 = 35,550.80 : x
  2. Step 2: Convert to fraction form
    62,413.92/86,124.70 = 35,550.80/x
  3. Step 3: Cross multiply
    62,413.92x = 86,124.70 × 35,550.80
  4. Step 4: Simplify right side
    62,413.92x = 3,061,801,984.76
  5. Step 5: Solve for x
    x = 3,061,801,984.76/62,413.92
  6. Step 6: Final answer
    x = 49,056.40

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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.