Home / 97,748.16-146,622.24-56,168.64

Finding the Fourth Proportional to 97,748.16, 146,622.24 and 56,168.64

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Solution

The fourth proportional to 97,748.16, 146,622.24 and 56,168.64 is: 84,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,748.16 : 146,622.24 = 56,168.64 : x
  2. Step 2: Convert to fraction form
    97,748.16/146,622.24 = 56,168.64/x
  3. Step 3: Cross multiply
    97,748.16x = 146,622.24 × 56,168.64
  4. Step 4: Simplify right side
    97,748.16x = 8,235,571,814.55
  5. Step 5: Solve for x
    x = 8,235,571,814.55/97,748.16
  6. Step 6: Final answer
    x = 84,252.96

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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.