Home / 116,725.10-175,087.65-109,813.10

Finding the Fourth Proportional to 116,725.10, 175,087.65 and 109,813.10

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Solution

The fourth proportional to 116,725.10, 175,087.65 and 109,813.10 is: 164,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,725.10 : 175,087.65 = 109,813.10 : x
  2. Step 2: Convert to fraction form
    116,725.10/175,087.65 = 109,813.10/x
  3. Step 3: Cross multiply
    116,725.10x = 175,087.65 × 109,813.10
  4. Step 4: Simplify right side
    116,725.10x = 19,226,917,618.22
  5. Step 5: Solve for x
    x = 19,226,917,618.22/116,725.10
  6. Step 6: Final answer
    x = 164,719.65

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1.5x scale

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.