Home / 122,402.36-183,455.90-63,205.76

Finding the Fourth Proportional to 122,402.36, 183,455.90 and 63,205.76

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Solution

The fourth proportional to 122,402.36, 183,455.90 and 63,205.76 is: 94,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,402.36 : 183,455.90 = 63,205.76 : x
  2. Step 2: Convert to fraction form
    122,402.36/183,455.90 = 63,205.76/x
  3. Step 3: Cross multiply
    122,402.36x = 183,455.90 × 63,205.76
  4. Step 4: Simplify right side
    122,402.36x = 11,595,469,585.98
  5. Step 5: Solve for x
    x = 11,595,469,585.98/122,402.36
  6. Step 6: Final answer
    x = 94,732.40

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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.