Home / 145,629.70-218,497.16-50,873.88

Finding the Fourth Proportional to 145,629.70, 218,497.16 and 50,873.88

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Solution

The fourth proportional to 145,629.70, 218,497.16 and 50,873.88 is: 76,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,629.70 : 218,497.16 = 50,873.88 : x
  2. Step 2: Convert to fraction form
    145,629.70/218,497.16 = 50,873.88/x
  3. Step 3: Cross multiply
    145,629.70x = 218,497.16 × 50,873.88
  4. Step 4: Simplify right side
    145,629.70x = 11,115,798,298.18
  5. Step 5: Solve for x
    x = 11,115,798,298.18/145,629.70
  6. Step 6: Final answer
    x = 76,329.20

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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.