Home / 138,317.12-207,494.88-44,792.64

Finding the Fourth Proportional to 138,317.12, 207,494.88 and 44,792.64

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Solution

The fourth proportional to 138,317.12, 207,494.88 and 44,792.64 is: 67,195.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,317.12 : 207,494.88 = 44,792.64 : x
  2. Step 2: Convert to fraction form
    138,317.12/207,494.88 = 44,792.64/x
  3. Step 3: Cross multiply
    138,317.12x = 207,494.88 × 44,792.64
  4. Step 4: Simplify right side
    138,317.12x = 9,294,243,461.68
  5. Step 5: Solve for x
    x = 9,294,243,461.68/138,317.12
  6. Step 6: Final answer
    x = 67,195.18

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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.