Home / 166,603.45-229,673.62-118,773.76

Finding the Fourth Proportional to 166,603.45, 229,673.62 and 118,773.76

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Solution

The fourth proportional to 166,603.45, 229,673.62 and 118,773.76 is: 163,737.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,603.45 : 229,673.62 = 118,773.76 : x
  2. Step 2: Convert to fraction form
    166,603.45/229,673.62 = 118,773.76/x
  3. Step 3: Cross multiply
    166,603.45x = 229,673.62 × 118,773.76
  4. Step 4: Simplify right side
    166,603.45x = 27,279,199,420.21
  5. Step 5: Solve for x
    x = 27,279,199,420.21/166,603.45
  6. Step 6: Final answer
    x = 163,737.30

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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.