Home / 193,429.29-266,920.40-107,383.25

Finding the Fourth Proportional to 193,429.29, 266,920.40 and 107,383.25

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Solution

The fourth proportional to 193,429.29, 266,920.40 and 107,383.25 is: 148,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,429.29 : 266,920.40 = 107,383.25 : x
  2. Step 2: Convert to fraction form
    193,429.29/266,920.40 = 107,383.25/x
  3. Step 3: Cross multiply
    193,429.29x = 266,920.40 × 107,383.25
  4. Step 4: Simplify right side
    193,429.29x = 28,662,779,506.38
  5. Step 5: Solve for x
    x = 28,662,779,506.38/193,429.29
  6. Step 6: Final answer
    x = 148,182.21

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1.5x scale

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.