Home / 224,065.22-309,206.09-122,091.53

Finding the Fourth Proportional to 224,065.22, 309,206.09 and 122,091.53

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Solution

The fourth proportional to 224,065.22, 309,206.09 and 122,091.53 is: 168,484.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,065.22 : 309,206.09 = 122,091.53 : x
  2. Step 2: Convert to fraction form
    224,065.22/309,206.09 = 122,091.53/x
  3. Step 3: Cross multiply
    224,065.22x = 309,206.09 × 122,091.53
  4. Step 4: Simplify right side
    224,065.22x = 37,751,444,002.96
  5. Step 5: Solve for x
    x = 37,751,444,002.96/224,065.22
  6. Step 6: Final answer
    x = 168,484.18

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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.