Home / 307,729.08-461,619.54-97,362.36

Finding the Fourth Proportional to 307,729.08, 461,619.54 and 97,362.36

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Solution

The fourth proportional to 307,729.08, 461,619.54 and 97,362.36 is: 146,051.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,729.08 : 461,619.54 = 97,362.36 : x
  2. Step 2: Convert to fraction form
    307,729.08/461,619.54 = 97,362.36/x
  3. Step 3: Cross multiply
    307,729.08x = 461,619.54 × 97,362.36
  4. Step 4: Simplify right side
    307,729.08x = 44,944,367,836.51
  5. Step 5: Solve for x
    x = 44,944,367,836.51/307,729.08
  6. Step 6: Final answer
    x = 146,051.74

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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.