Home / 79,227.13-109,334.29-43,416.37

Finding the Fourth Proportional to 79,227.13, 109,334.29 and 43,416.37

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Solution

The fourth proportional to 79,227.13, 109,334.29 and 43,416.37 is: 59,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,227.13 : 109,334.29 = 43,416.37 : x
  2. Step 2: Convert to fraction form
    79,227.13/109,334.29 = 43,416.37/x
  3. Step 3: Cross multiply
    79,227.13x = 109,334.29 × 43,416.37
  4. Step 4: Simplify right side
    79,227.13x = 4,746,897,988.33
  5. Step 5: Solve for x
    x = 4,746,897,988.33/79,227.13
  6. Step 6: Final answer
    x = 59,915.06

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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.