Home / 137,345.82-206,050.86-42,571.04

Finding the Fourth Proportional to 137,345.82, 206,050.86 and 42,571.04

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Solution

The fourth proportional to 137,345.82, 206,050.86 and 42,571.04 is: 63,866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,345.82 : 206,050.86 = 42,571.04 : x
  2. Step 2: Convert to fraction form
    137,345.82/206,050.86 = 42,571.04/x
  3. Step 3: Cross multiply
    137,345.82x = 206,050.86 × 42,571.04
  4. Step 4: Simplify right side
    137,345.82x = 8,771,799,403.09
  5. Step 5: Solve for x
    x = 8,771,799,403.09/137,345.82
  6. Step 6: Final answer
    x = 63,866.52

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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.