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Finding the Fourth Proportional to 70,252.70, 105,413.65 and 32,807.34

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Solution

The fourth proportional to 70,252.70, 105,413.65 and 32,807.34 is: 49,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,252.70 : 105,413.65 = 32,807.34 : x
  2. Step 2: Convert to fraction form
    70,252.70/105,413.65 = 32,807.34/x
  3. Step 3: Cross multiply
    70,252.70x = 105,413.65 × 32,807.34
  4. Step 4: Simplify right side
    70,252.70x = 3,458,341,706.95
  5. Step 5: Solve for x
    x = 3,458,341,706.95/70,252.70
  6. Step 6: Final answer
    x = 49,227.17

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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.