Home / 53,317.80-79,976.70-44,764.20

Finding the Fourth Proportional to 53,317.80, 79,976.70 and 44,764.20

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Solution

The fourth proportional to 53,317.80, 79,976.70 and 44,764.20 is: 67,146.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,317.80 : 79,976.70 = 44,764.20 : x
  2. Step 2: Convert to fraction form
    53,317.80/79,976.70 = 44,764.20/x
  3. Step 3: Cross multiply
    53,317.80x = 79,976.70 × 44,764.20
  4. Step 4: Simplify right side
    53,317.80x = 3,580,092,994.14
  5. Step 5: Solve for x
    x = 3,580,092,994.14/53,317.80
  6. Step 6: Final answer
    x = 67,146.30

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Similar ratio
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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.