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Finding the Fourth Proportional to 70,617.44, 97,416.02 and 45,096.98

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Solution

The fourth proportional to 70,617.44, 97,416.02 and 45,096.98 is: 62,210.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,617.44 : 97,416.02 = 45,096.98 : x
  2. Step 2: Convert to fraction form
    70,617.44/97,416.02 = 45,096.98/x
  3. Step 3: Cross multiply
    70,617.44x = 97,416.02 × 45,096.98
  4. Step 4: Simplify right side
    70,617.44x = 4,393,168,305.62
  5. Step 5: Solve for x
    x = 4,393,168,305.62/70,617.44
  6. Step 6: Final answer
    x = 62,210.81

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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.