Home / 137,026.52-205,400.56-92,658.32

Finding the Fourth Proportional to 137,026.52, 205,400.56 and 92,658.32

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Solution

The fourth proportional to 137,026.52, 205,400.56 and 92,658.32 is: 138,893.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,026.52 : 205,400.56 = 92,658.32 : x
  2. Step 2: Convert to fraction form
    137,026.52/205,400.56 = 92,658.32/x
  3. Step 3: Cross multiply
    137,026.52x = 205,400.56 × 92,658.32
  4. Step 4: Simplify right side
    137,026.52x = 19,032,070,816.66
  5. Step 5: Solve for x
    x = 19,032,070,816.66/137,026.52
  6. Step 6: Final answer
    x = 138,893.34

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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.