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Finding the Fourth Proportional to 70,615.44, 97,413.26 and 45,094.98

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Solution

The fourth proportional to 70,615.44, 97,413.26 and 45,094.98 is: 62,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,615.44 : 97,413.26 = 45,094.98 : x
  2. Step 2: Convert to fraction form
    70,615.44/97,413.26 = 45,094.98/x
  3. Step 3: Cross multiply
    70,615.44x = 97,413.26 × 45,094.98
  4. Step 4: Simplify right side
    70,615.44x = 4,392,849,011.43
  5. Step 5: Solve for x
    x = 4,392,849,011.43/70,615.44
  6. Step 6: Final answer
    x = 62,208.05

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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.