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Finding the Fourth Proportional to 173,413.62, 260,141.25 and 61,070.60

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Solution

The fourth proportional to 173,413.62, 260,141.25 and 61,070.60 is: 91,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,413.62 : 260,141.25 = 61,070.60 : x
  2. Step 2: Convert to fraction form
    173,413.62/260,141.25 = 61,070.60/x
  3. Step 3: Cross multiply
    173,413.62x = 260,141.25 × 61,070.60
  4. Step 4: Simplify right side
    173,413.62x = 15,886,983,101.62
  5. Step 5: Solve for x
    x = 15,886,983,101.62/173,413.62
  6. Step 6: Final answer
    x = 91,613.24

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1.5x scale

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.