Home / 97,849.64-135,033.02-55,416.44

Finding the Fourth Proportional to 97,849.64, 135,033.02 and 55,416.44

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Solution

The fourth proportional to 97,849.64, 135,033.02 and 55,416.44 is: 76,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,849.64 : 135,033.02 = 55,416.44 : x
  2. Step 2: Convert to fraction form
    97,849.64/135,033.02 = 55,416.44/x
  3. Step 3: Cross multiply
    97,849.64x = 135,033.02 × 55,416.44
  4. Step 4: Simplify right side
    97,849.64x = 7,483,049,250.85
  5. Step 5: Solve for x
    x = 7,483,049,250.85/97,849.64
  6. Step 6: Final answer
    x = 76,474.98

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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.