Home / 307,826.52-462,023.62-156,130.06

Finding the Fourth Proportional to 307,826.52, 462,023.62 and 156,130.06

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Solution

The fourth proportional to 307,826.52, 462,023.62 and 156,130.06 is: 234,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,826.52 : 462,023.62 = 156,130.06 : x
  2. Step 2: Convert to fraction form
    307,826.52/462,023.62 = 156,130.06/x
  3. Step 3: Cross multiply
    307,826.52x = 462,023.62 × 156,130.06
  4. Step 4: Simplify right side
    307,826.52x = 72,135,775,512.02
  5. Step 5: Solve for x
    x = 72,135,775,512.02/307,826.52
  6. Step 6: Final answer
    x = 234,339.05

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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.