Home / 79,007.41-109,102.98-50,762.31

Finding the Fourth Proportional to 79,007.41, 109,102.98 and 50,762.31

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Solution

The fourth proportional to 79,007.41, 109,102.98 and 50,762.31 is: 70,098.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,007.41 : 109,102.98 = 50,762.31 : x
  2. Step 2: Convert to fraction form
    79,007.41/109,102.98 = 50,762.31/x
  3. Step 3: Cross multiply
    79,007.41x = 109,102.98 × 50,762.31
  4. Step 4: Simplify right side
    79,007.41x = 5,538,319,292.68
  5. Step 5: Solve for x
    x = 5,538,319,292.68/79,007.41
  6. Step 6: Final answer
    x = 70,098.73

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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.