Home / 169,826.71-234,113.86-118,680.65

Finding the Fourth Proportional to 169,826.71, 234,113.86 and 118,680.65

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Solution

The fourth proportional to 169,826.71, 234,113.86 and 118,680.65 is: 163,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,826.71 : 234,113.86 = 118,680.65 : x
  2. Step 2: Convert to fraction form
    169,826.71/234,113.86 = 118,680.65/x
  3. Step 3: Cross multiply
    169,826.71x = 234,113.86 × 118,680.65
  4. Step 4: Simplify right side
    169,826.71x = 27,784,785,078.81
  5. Step 5: Solve for x
    x = 27,784,785,078.81/169,826.71
  6. Step 6: Final answer
    x = 163,606.69

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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.