Home / 79,748.64-110,053.17-43,938.36

Finding the Fourth Proportional to 79,748.64, 110,053.17 and 43,938.36

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Solution

The fourth proportional to 79,748.64, 110,053.17 and 43,938.36 is: 60,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,748.64 : 110,053.17 = 43,938.36 : x
  2. Step 2: Convert to fraction form
    79,748.64/110,053.17 = 43,938.36/x
  3. Step 3: Cross multiply
    79,748.64x = 110,053.17 × 43,938.36
  4. Step 4: Simplify right side
    79,748.64x = 4,835,555,802.60
  5. Step 5: Solve for x
    x = 4,835,555,802.60/79,748.64
  6. Step 6: Final answer
    x = 60,634.96

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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.