Home / 140,456.25-210,684.38-46,964.43

Finding the Fourth Proportional to 140,456.25, 210,684.38 and 46,964.43

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Solution

The fourth proportional to 140,456.25, 210,684.38 and 46,964.43 is: 70,446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,456.25 : 210,684.38 = 46,964.43 : x
  2. Step 2: Convert to fraction form
    140,456.25/210,684.38 = 46,964.43/x
  3. Step 3: Cross multiply
    140,456.25x = 210,684.38 × 46,964.43
  4. Step 4: Simplify right side
    140,456.25x = 9,894,671,581.78
  5. Step 5: Solve for x
    x = 9,894,671,581.78/140,456.25
  6. Step 6: Final answer
    x = 70,446.65

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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.