Home / 118,425.02-177,513.44-55,192.98

Finding the Fourth Proportional to 118,425.02, 177,513.44 and 55,192.98

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Solution

The fourth proportional to 118,425.02, 177,513.44 and 55,192.98 is: 82,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,425.02 : 177,513.44 = 55,192.98 : x
  2. Step 2: Convert to fraction form
    118,425.02/177,513.44 = 55,192.98/x
  3. Step 3: Cross multiply
    118,425.02x = 177,513.44 × 55,192.98
  4. Step 4: Simplify right side
    118,425.02x = 9,797,495,743.65
  5. Step 5: Solve for x
    x = 9,797,495,743.65/118,425.02
  6. Step 6: Final answer
    x = 82,731.64

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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.