Home / 79,749.74-110,054.10-43,938.92

Finding the Fourth Proportional to 79,749.74, 110,054.10 and 43,938.92

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Solution

The fourth proportional to 79,749.74, 110,054.10 and 43,938.92 is: 60,635.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,749.74 : 110,054.10 = 43,938.92 : x
  2. Step 2: Convert to fraction form
    79,749.74/110,054.10 = 43,938.92/x
  3. Step 3: Cross multiply
    79,749.74x = 110,054.10 × 43,938.92
  4. Step 4: Simplify right side
    79,749.74x = 4,835,658,295.57
  5. Step 5: Solve for x
    x = 4,835,658,295.57/79,749.74
  6. Step 6: Final answer
    x = 60,635.41

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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.