Home / 112,680.63-168,966.27-56,496.60

Finding the Fourth Proportional to 112,680.63, 168,966.27 and 56,496.60

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Solution

The fourth proportional to 112,680.63, 168,966.27 and 56,496.60 is: 84,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,680.63 : 168,966.27 = 56,496.60 : x
  2. Step 2: Convert to fraction form
    112,680.63/168,966.27 = 56,496.60/x
  3. Step 3: Cross multiply
    112,680.63x = 168,966.27 × 56,496.60
  4. Step 4: Simplify right side
    112,680.63x = 9,546,019,769.68
  5. Step 5: Solve for x
    x = 9,546,019,769.68/112,680.63
  6. Step 6: Final answer
    x = 84,717.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.