Home / 75,636.06-104,373.66-41,637.90

Finding the Fourth Proportional to 75,636.06, 104,373.66 and 41,637.90

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Solution

The fourth proportional to 75,636.06, 104,373.66 and 41,637.90 is: 57,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,636.06 : 104,373.66 = 41,637.90 : x
  2. Step 2: Convert to fraction form
    75,636.06/104,373.66 = 41,637.90/x
  3. Step 3: Cross multiply
    75,636.06x = 104,373.66 × 41,637.90
  4. Step 4: Simplify right side
    75,636.06x = 4,345,900,017.71
  5. Step 5: Solve for x
    x = 4,345,900,017.71/75,636.06
  6. Step 6: Final answer
    x = 57,458.04

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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.