Home / 53,498.25-79,896.09-42,984.26

Finding the Fourth Proportional to 53,498.25, 79,896.09 and 42,984.26

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Solution

The fourth proportional to 53,498.25, 79,896.09 and 42,984.26 is: 64,194.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,498.25 : 79,896.09 = 42,984.26 : x
  2. Step 2: Convert to fraction form
    53,498.25/79,896.09 = 42,984.26/x
  3. Step 3: Cross multiply
    53,498.25x = 79,896.09 × 42,984.26
  4. Step 4: Simplify right side
    53,498.25x = 3,434,273,906.06
  5. Step 5: Solve for x
    x = 3,434,273,906.06/53,498.25
  6. Step 6: Final answer
    x = 64,194.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.