Home / 146,722.04-220,097.64-53,235.08

Finding the Fourth Proportional to 146,722.04, 220,097.64 and 53,235.08

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Solution

The fourth proportional to 146,722.04, 220,097.64 and 53,235.08 is: 79,857.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,722.04 : 220,097.64 = 53,235.08 : x
  2. Step 2: Convert to fraction form
    146,722.04/220,097.64 = 53,235.08/x
  3. Step 3: Cross multiply
    146,722.04x = 220,097.64 × 53,235.08
  4. Step 4: Simplify right side
    146,722.04x = 11,716,915,473.21
  5. Step 5: Solve for x
    x = 11,716,915,473.21/146,722.04
  6. Step 6: Final answer
    x = 79,857.91

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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.