Home / 224,166.15-309,339.95-122,189.38

Finding the Fourth Proportional to 224,166.15, 309,339.95 and 122,189.38

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Solution

The fourth proportional to 224,166.15, 309,339.95 and 122,189.38 is: 168,616.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,166.15 : 309,339.95 = 122,189.38 : x
  2. Step 2: Convert to fraction form
    224,166.15/309,339.95 = 122,189.38/x
  3. Step 3: Cross multiply
    224,166.15x = 309,339.95 × 122,189.38
  4. Step 4: Simplify right side
    224,166.15x = 37,798,055,315.43
  5. Step 5: Solve for x
    x = 37,798,055,315.43/224,166.15
  6. Step 6: Final answer
    x = 168,616.25

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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.