Home / 80,214.54-110,615.77-53,358.18

Finding the Fourth Proportional to 80,214.54, 110,615.77 and 53,358.18

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Solution

The fourth proportional to 80,214.54, 110,615.77 and 53,358.18 is: 73,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,214.54 : 110,615.77 = 53,358.18 : x
  2. Step 2: Convert to fraction form
    80,214.54/110,615.77 = 53,358.18/x
  3. Step 3: Cross multiply
    80,214.54x = 110,615.77 × 53,358.18
  4. Step 4: Simplify right side
    80,214.54x = 5,902,255,346.63
  5. Step 5: Solve for x
    x = 5,902,255,346.63/80,214.54
  6. Step 6: Final answer
    x = 73,580.87

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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.