Home / 165,403.49-248,187.24-65,561.47

Finding the Fourth Proportional to 165,403.49, 248,187.24 and 65,561.47

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Solution

The fourth proportional to 165,403.49, 248,187.24 and 65,561.47 is: 98,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,403.49 : 248,187.24 = 65,561.47 : x
  2. Step 2: Convert to fraction form
    165,403.49/248,187.24 = 65,561.47/x
  3. Step 3: Cross multiply
    165,403.49x = 248,187.24 × 65,561.47
  4. Step 4: Simplify right side
    165,403.49x = 16,271,519,669.17
  5. Step 5: Solve for x
    x = 16,271,519,669.17/165,403.49
  6. Step 6: Final answer
    x = 98,374.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.