Home / 169,828.84-234,116.79-118,682.77

Finding the Fourth Proportional to 169,828.84, 234,116.79 and 118,682.77

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Solution

The fourth proportional to 169,828.84, 234,116.79 and 118,682.77 is: 163,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,828.84 : 234,116.79 = 118,682.77 : x
  2. Step 2: Convert to fraction form
    169,828.84/234,116.79 = 118,682.77/x
  3. Step 3: Cross multiply
    169,828.84x = 234,116.79 × 118,682.77
  4. Step 4: Simplify right side
    169,828.84x = 27,785,629,140.71
  5. Step 5: Solve for x
    x = 27,785,629,140.71/169,828.84
  6. Step 6: Final answer
    x = 163,609.60

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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.