Home / 82,636.65-114,028.77-48,637.62

Finding the Fourth Proportional to 82,636.65, 114,028.77 and 48,637.62

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Solution

The fourth proportional to 82,636.65, 114,028.77 and 48,637.62 is: 67,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,636.65 : 114,028.77 = 48,637.62 : x
  2. Step 2: Convert to fraction form
    82,636.65/114,028.77 = 48,637.62/x
  3. Step 3: Cross multiply
    82,636.65x = 114,028.77 × 48,637.62
  4. Step 4: Simplify right side
    82,636.65x = 5,546,087,984.33
  5. Step 5: Solve for x
    x = 5,546,087,984.33/82,636.65
  6. Step 6: Final answer
    x = 67,114.14

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1.5x scale

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.