Home / 137,007.72-205,493.04-37,174.32

Finding the Fourth Proportional to 137,007.72, 205,493.04 and 37,174.32

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Solution

The fourth proportional to 137,007.72, 205,493.04 and 37,174.32 is: 55,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,007.72 : 205,493.04 = 37,174.32 : x
  2. Step 2: Convert to fraction form
    137,007.72/205,493.04 = 37,174.32/x
  3. Step 3: Cross multiply
    137,007.72x = 205,493.04 × 37,174.32
  4. Step 4: Simplify right side
    137,007.72x = 7,639,064,026.73
  5. Step 5: Solve for x
    x = 7,639,064,026.73/137,007.72
  6. Step 6: Final answer
    x = 55,756.45

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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.