Home / 122,103.30-183,127.27-43,217.53

Finding the Fourth Proportional to 122,103.30, 183,127.27 and 43,217.53

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Solution

The fourth proportional to 122,103.30, 183,127.27 and 43,217.53 is: 64,816.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,103.30 : 183,127.27 = 43,217.53 : x
  2. Step 2: Convert to fraction form
    122,103.30/183,127.27 = 43,217.53/x
  3. Step 3: Cross multiply
    122,103.30x = 183,127.27 × 43,217.53
  4. Step 4: Simplify right side
    122,103.30x = 7,914,308,285.04
  5. Step 5: Solve for x
    x = 7,914,308,285.04/122,103.30
  6. Step 6: Final answer
    x = 64,816.50

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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.