Home / 109,104.02-163,656.04-30,218.25

Finding the Fourth Proportional to 109,104.02, 163,656.04 and 30,218.25

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Solution

The fourth proportional to 109,104.02, 163,656.04 and 30,218.25 is: 45,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,104.02 : 163,656.04 = 30,218.25 : x
  2. Step 2: Convert to fraction form
    109,104.02/163,656.04 = 30,218.25/x
  3. Step 3: Cross multiply
    109,104.02x = 163,656.04 × 30,218.25
  4. Step 4: Simplify right side
    109,104.02x = 4,945,398,161.36
  5. Step 5: Solve for x
    x = 4,945,398,161.36/109,104.02
  6. Step 6: Final answer
    x = 45,327.37

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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.