Home / 74,169.51-111,254.26-49,258.21

Finding the Fourth Proportional to 74,169.51, 111,254.26 and 49,258.21

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Solution

The fourth proportional to 74,169.51, 111,254.26 and 49,258.21 is: 73,887.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,169.51 : 111,254.26 = 49,258.21 : x
  2. Step 2: Convert to fraction form
    74,169.51/111,254.26 = 49,258.21/x
  3. Step 3: Cross multiply
    74,169.51x = 111,254.26 × 49,258.21
  4. Step 4: Simplify right side
    74,169.51x = 5,480,185,456.18
  5. Step 5: Solve for x
    x = 5,480,185,456.18/74,169.51
  6. Step 6: Final answer
    x = 73,887.31

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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.