Home / 140,287.68-210,515.37-51,550.16

Finding the Fourth Proportional to 140,287.68, 210,515.37 and 51,550.16

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Solution

The fourth proportional to 140,287.68, 210,515.37 and 51,550.16 is: 77,356.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,287.68 : 210,515.37 = 51,550.16 : x
  2. Step 2: Convert to fraction form
    140,287.68/210,515.37 = 51,550.16/x
  3. Step 3: Cross multiply
    140,287.68x = 210,515.37 × 51,550.16
  4. Step 4: Simplify right side
    140,287.68x = 10,852,099,695.63
  5. Step 5: Solve for x
    x = 10,852,099,695.63/140,287.68
  6. Step 6: Final answer
    x = 77,356.04

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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.