Home / 79,076.04-109,125.74-43,265.24

Finding the Fourth Proportional to 79,076.04, 109,125.74 and 43,265.24

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Solution

The fourth proportional to 79,076.04, 109,125.74 and 43,265.24 is: 59,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,076.04 : 109,125.74 = 43,265.24 : x
  2. Step 2: Convert to fraction form
    79,076.04/109,125.74 = 43,265.24/x
  3. Step 3: Cross multiply
    79,076.04x = 109,125.74 × 43,265.24
  4. Step 4: Simplify right side
    79,076.04x = 4,721,351,331.28
  5. Step 5: Solve for x
    x = 4,721,351,331.28/79,076.04
  6. Step 6: Final answer
    x = 59,706.47

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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.