Home / 144,739.56-199,809-97,024.08

Finding the Fourth Proportional to 144,739.56, 199,809 and 97,024.08

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Solution

The fourth proportional to 144,739.56, 199,809 and 97,024.08 is: 133,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,739.56 : 199,809 = 97,024.08 : x
  2. Step 2: Convert to fraction form
    144,739.56/199,809 = 97,024.08/x
  3. Step 3: Cross multiply
    144,739.56x = 199,809 × 97,024.08
  4. Step 4: Simplify right side
    144,739.56x = 19,386,284,400.72
  5. Step 5: Solve for x
    x = 19,386,284,400.72/144,739.56
  6. Step 6: Final answer
    x = 133,939.09

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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.