Home / 117,643.44-176,466.96-64,938.36

Finding the Fourth Proportional to 117,643.44, 176,466.96 and 64,938.36

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Solution

The fourth proportional to 117,643.44, 176,466.96 and 64,938.36 is: 97,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,643.44 : 176,466.96 = 64,938.36 : x
  2. Step 2: Convert to fraction form
    117,643.44/176,466.96 = 64,938.36/x
  3. Step 3: Cross multiply
    117,643.44x = 176,466.96 × 64,938.36
  4. Step 4: Simplify right side
    117,643.44x = 11,459,474,976.59
  5. Step 5: Solve for x
    x = 11,459,474,976.59/117,643.44
  6. Step 6: Final answer
    x = 97,408.53

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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.