Home / 74,154.06-102,341.59-41,890.04

Finding the Fourth Proportional to 74,154.06, 102,341.59 and 41,890.04

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Solution

The fourth proportional to 74,154.06, 102,341.59 and 41,890.04 is: 57,813.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,154.06 : 102,341.59 = 41,890.04 : x
  2. Step 2: Convert to fraction form
    74,154.06/102,341.59 = 41,890.04/x
  3. Step 3: Cross multiply
    74,154.06x = 102,341.59 × 41,890.04
  4. Step 4: Simplify right side
    74,154.06x = 4,287,093,298.76
  5. Step 5: Solve for x
    x = 4,287,093,298.76/74,154.06
  6. Step 6: Final answer
    x = 57,813.33

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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.