Home / 140,812.14-211,265.34-46,046.70

Finding the Fourth Proportional to 140,812.14, 211,265.34 and 46,046.70

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Solution

The fourth proportional to 140,812.14, 211,265.34 and 46,046.70 is: 69,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,812.14 : 211,265.34 = 46,046.70 : x
  2. Step 2: Convert to fraction form
    140,812.14/211,265.34 = 46,046.70/x
  3. Step 3: Cross multiply
    140,812.14x = 211,265.34 × 46,046.70
  4. Step 4: Simplify right side
    140,812.14x = 9,728,071,731.38
  5. Step 5: Solve for x
    x = 9,728,071,731.38/140,812.14
  6. Step 6: Final answer
    x = 69,085.46

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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.