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Finding the Fourth Proportional to 173,086.48, 259,629.72 and 62,275.60

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Solution

The fourth proportional to 173,086.48, 259,629.72 and 62,275.60 is: 93,413.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,086.48 : 259,629.72 = 62,275.60 : x
  2. Step 2: Convert to fraction form
    173,086.48/259,629.72 = 62,275.60/x
  3. Step 3: Cross multiply
    173,086.48x = 259,629.72 × 62,275.60
  4. Step 4: Simplify right side
    173,086.48x = 16,168,596,590.83
  5. Step 5: Solve for x
    x = 16,168,596,590.83/173,086.48
  6. Step 6: Final answer
    x = 93,413.40

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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.