Home / 122,673.32-169,417.68-84,532.04

Finding the Fourth Proportional to 122,673.32, 169,417.68 and 84,532.04

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Solution

The fourth proportional to 122,673.32, 169,417.68 and 84,532.04 is: 116,742.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,673.32 : 169,417.68 = 84,532.04 : x
  2. Step 2: Convert to fraction form
    122,673.32/169,417.68 = 84,532.04/x
  3. Step 3: Cross multiply
    122,673.32x = 169,417.68 × 84,532.04
  4. Step 4: Simplify right side
    122,673.32x = 14,321,222,102.47
  5. Step 5: Solve for x
    x = 14,321,222,102.47/122,673.32
  6. Step 6: Final answer
    x = 116,742.76

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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.