Home / 140,812.49-211,215.09-47,318.24

Finding the Fourth Proportional to 140,812.49, 211,215.09 and 47,318.24

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Solution

The fourth proportional to 140,812.49, 211,215.09 and 47,318.24 is: 70,976.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,812.49 : 211,215.09 = 47,318.24 : x
  2. Step 2: Convert to fraction form
    140,812.49/211,215.09 = 47,318.24/x
  3. Step 3: Cross multiply
    140,812.49x = 211,215.09 × 47,318.24
  4. Step 4: Simplify right side
    140,812.49x = 9,994,326,083.65
  5. Step 5: Solve for x
    x = 9,994,326,083.65/140,812.49
  6. Step 6: Final answer
    x = 70,976.13

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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.