Home / 110,946.17-166,461.20-66,603.84

Finding the Fourth Proportional to 110,946.17, 166,461.20 and 66,603.84

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Solution

The fourth proportional to 110,946.17, 166,461.20 and 66,603.84 is: 99,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,946.17 : 166,461.20 = 66,603.84 : x
  2. Step 2: Convert to fraction form
    110,946.17/166,461.20 = 66,603.84/x
  3. Step 3: Cross multiply
    110,946.17x = 166,461.20 × 66,603.84
  4. Step 4: Simplify right side
    110,946.17x = 11,086,954,423.52
  5. Step 5: Solve for x
    x = 11,086,954,423.52/110,946.17
  6. Step 6: Final answer
    x = 99,930.93

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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.