Home / 84,905.68-117,171.04-46,668.76

Finding the Fourth Proportional to 84,905.68, 117,171.04 and 46,668.76

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Solution

The fourth proportional to 84,905.68, 117,171.04 and 46,668.76 is: 64,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,905.68 : 117,171.04 = 46,668.76 : x
  2. Step 2: Convert to fraction form
    84,905.68/117,171.04 = 46,668.76/x
  3. Step 3: Cross multiply
    84,905.68x = 117,171.04 × 46,668.76
  4. Step 4: Simplify right side
    84,905.68x = 5,468,227,026.79
  5. Step 5: Solve for x
    x = 5,468,227,026.79/84,905.68
  6. Step 6: Final answer
    x = 64,403.55

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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.