Home / 79,829.60-110,172.22-45,842.54

Finding the Fourth Proportional to 79,829.60, 110,172.22 and 45,842.54

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Solution

The fourth proportional to 79,829.60, 110,172.22 and 45,842.54 is: 63,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,829.60 : 110,172.22 = 45,842.54 : x
  2. Step 2: Convert to fraction form
    79,829.60/110,172.22 = 45,842.54/x
  3. Step 3: Cross multiply
    79,829.60x = 110,172.22 × 45,842.54
  4. Step 4: Simplify right side
    79,829.60x = 5,050,574,402.24
  5. Step 5: Solve for x
    x = 5,050,574,402.24/79,829.60
  6. Step 6: Final answer
    x = 63,266.94

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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.