Home / 307,828.52-462,026.62-156,132.06

Finding the Fourth Proportional to 307,828.52, 462,026.62 and 156,132.06

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Solution

The fourth proportional to 307,828.52, 462,026.62 and 156,132.06 is: 234,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,828.52 : 462,026.62 = 156,132.06 : x
  2. Step 2: Convert to fraction form
    307,828.52/462,026.62 = 156,132.06/x
  3. Step 3: Cross multiply
    307,828.52x = 462,026.62 × 156,132.06
  4. Step 4: Simplify right side
    307,828.52x = 72,137,167,955.44
  5. Step 5: Solve for x
    x = 72,137,167,955.44/307,828.52
  6. Step 6: Final answer
    x = 234,342.05

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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.