Home / 165,128.23-227,878.95-93,506.41

Finding the Fourth Proportional to 165,128.23, 227,878.95 and 93,506.41

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Solution

The fourth proportional to 165,128.23, 227,878.95 and 93,506.41 is: 129,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,128.23 : 227,878.95 = 93,506.41 : x
  2. Step 2: Convert to fraction form
    165,128.23/227,878.95 = 93,506.41/x
  3. Step 3: Cross multiply
    165,128.23x = 227,878.95 × 93,506.41
  4. Step 4: Simplify right side
    165,128.23x = 21,308,142,529.07
  5. Step 5: Solve for x
    x = 21,308,142,529.07/165,128.23
  6. Step 6: Final answer
    x = 129,039.97

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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.