Home / 123,333.03-170,202.74-69,623.01

Finding the Fourth Proportional to 123,333.03, 170,202.74 and 69,623.01

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Solution

The fourth proportional to 123,333.03, 170,202.74 and 69,623.01 is: 96,081.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,333.03 : 170,202.74 = 69,623.01 : x
  2. Step 2: Convert to fraction form
    123,333.03/170,202.74 = 69,623.01/x
  3. Step 3: Cross multiply
    123,333.03x = 170,202.74 × 69,623.01
  4. Step 4: Simplify right side
    123,333.03x = 11,850,026,720.93
  5. Step 5: Solve for x
    x = 11,850,026,720.93/123,333.03
  6. Step 6: Final answer
    x = 96,081.53

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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.