Home / 80,237.45-110,733.90-44,430.80

Finding the Fourth Proportional to 80,237.45, 110,733.90 and 44,430.80

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Solution

The fourth proportional to 80,237.45, 110,733.90 and 44,430.80 is: 61,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,237.45 : 110,733.90 = 44,430.80 : x
  2. Step 2: Convert to fraction form
    80,237.45/110,733.90 = 44,430.80/x
  3. Step 3: Cross multiply
    80,237.45x = 110,733.90 × 44,430.80
  4. Step 4: Simplify right side
    80,237.45x = 4,919,995,210.45
  5. Step 5: Solve for x
    x = 4,919,995,210.45/80,237.45
  6. Step 6: Final answer
    x = 61,317.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.