Home / 224,291.37-309,518.19-122,317.62

Finding the Fourth Proportional to 224,291.37, 309,518.19 and 122,317.62

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Solution

The fourth proportional to 224,291.37, 309,518.19 and 122,317.62 is: 168,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,291.37 : 309,518.19 = 122,317.62 : x
  2. Step 2: Convert to fraction form
    224,291.37/309,518.19 = 122,317.62/x
  3. Step 3: Cross multiply
    224,291.37x = 309,518.19 × 122,317.62
  4. Step 4: Simplify right side
    224,291.37x = 37,859,528,347.51
  5. Step 5: Solve for x
    x = 37,859,528,347.51/224,291.37
  6. Step 6: Final answer
    x = 168,796.19

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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.