Home / 97,405.20-146,036.52-30,808.08

Finding the Fourth Proportional to 97,405.20, 146,036.52 and 30,808.08

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Solution

The fourth proportional to 97,405.20, 146,036.52 and 30,808.08 is: 46,189.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,405.20 : 146,036.52 = 30,808.08 : x
  2. Step 2: Convert to fraction form
    97,405.20/146,036.52 = 30,808.08/x
  3. Step 3: Cross multiply
    97,405.20x = 146,036.52 × 30,808.08
  4. Step 4: Simplify right side
    97,405.20x = 4,499,104,791.08
  5. Step 5: Solve for x
    x = 4,499,104,791.08/97,405.20
  6. Step 6: Final answer
    x = 46,189.58

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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.