Home / 79,222.25-109,326.08-43,412.18

Finding the Fourth Proportional to 79,222.25, 109,326.08 and 43,412.18

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Solution

The fourth proportional to 79,222.25, 109,326.08 and 43,412.18 is: 59,908.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,222.25 : 109,326.08 = 43,412.18 : x
  2. Step 2: Convert to fraction form
    79,222.25/109,326.08 = 43,412.18/x
  3. Step 3: Cross multiply
    79,222.25x = 109,326.08 × 43,412.18
  4. Step 4: Simplify right side
    79,222.25x = 4,746,083,210.94
  5. Step 5: Solve for x
    x = 4,746,083,210.94/79,222.25
  6. Step 6: Final answer
    x = 59,908.46

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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.