Home / 116,278.40-174,417.60-82,817.30

Finding the Fourth Proportional to 116,278.40, 174,417.60 and 82,817.30

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Solution

The fourth proportional to 116,278.40, 174,417.60 and 82,817.30 is: 124,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,278.40 : 174,417.60 = 82,817.30 : x
  2. Step 2: Convert to fraction form
    116,278.40/174,417.60 = 82,817.30/x
  3. Step 3: Cross multiply
    116,278.40x = 174,417.60 × 82,817.30
  4. Step 4: Simplify right side
    116,278.40x = 14,444,794,704.48
  5. Step 5: Solve for x
    x = 14,444,794,704.48/116,278.40
  6. Step 6: Final answer
    x = 124,225.95

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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.