Home / 56,073.45-84,016.52-39,403.65

Finding the Fourth Proportional to 56,073.45, 84,016.52 and 39,403.65

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Solution

The fourth proportional to 56,073.45, 84,016.52 and 39,403.65 is: 59,039.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,073.45 : 84,016.52 = 39,403.65 : x
  2. Step 2: Convert to fraction form
    56,073.45/84,016.52 = 39,403.65/x
  3. Step 3: Cross multiply
    56,073.45x = 84,016.52 × 39,403.65
  4. Step 4: Simplify right side
    56,073.45x = 3,310,557,548.30
  5. Step 5: Solve for x
    x = 3,310,557,548.30/56,073.45
  6. Step 6: Final answer
    x = 59,039.66

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1.5x scale

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.