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Finding the Fourth Proportional to 64,413.78, 88,846.04 and 62,246.22

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Solution

The fourth proportional to 64,413.78, 88,846.04 and 62,246.22 is: 85,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,413.78 : 88,846.04 = 62,246.22 : x
  2. Step 2: Convert to fraction form
    64,413.78/88,846.04 = 62,246.22/x
  3. Step 3: Cross multiply
    64,413.78x = 88,846.04 × 62,246.22
  4. Step 4: Simplify right side
    64,413.78x = 5,530,330,307.58
  5. Step 5: Solve for x
    x = 5,530,330,307.58/64,413.78
  6. Step 6: Final answer
    x = 85,856.32

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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.