Home / 140,287.46-210,515.04-51,549.94

Finding the Fourth Proportional to 140,287.46, 210,515.04 and 51,549.94

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Solution

The fourth proportional to 140,287.46, 210,515.04 and 51,549.94 is: 77,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,287.46 : 210,515.04 = 51,549.94 : x
  2. Step 2: Convert to fraction form
    140,287.46/210,515.04 = 51,549.94/x
  3. Step 3: Cross multiply
    140,287.46x = 210,515.04 × 51,549.94
  4. Step 4: Simplify right side
    140,287.46x = 10,852,036,961.50
  5. Step 5: Solve for x
    x = 10,852,036,961.50/140,287.46
  6. Step 6: Final answer
    x = 77,355.71

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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.