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Finding the Fourth Proportional to 183,461.48, 252,942.46 and 118,816.50

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Solution

The fourth proportional to 183,461.48, 252,942.46 and 118,816.50 is: 163,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,461.48 : 252,942.46 = 118,816.50 : x
  2. Step 2: Convert to fraction form
    183,461.48/252,942.46 = 118,816.50/x
  3. Step 3: Cross multiply
    183,461.48x = 252,942.46 × 118,816.50
  4. Step 4: Simplify right side
    183,461.48x = 30,053,737,798.59
  5. Step 5: Solve for x
    x = 30,053,737,798.59/183,461.48
  6. Step 6: Final answer
    x = 163,814.98

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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.