Home / 75,077.35-103,606.72-41,085.84

Finding the Fourth Proportional to 75,077.35, 103,606.72 and 41,085.84

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Solution

The fourth proportional to 75,077.35, 103,606.72 and 41,085.84 is: 56,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,077.35 : 103,606.72 = 41,085.84 : x
  2. Step 2: Convert to fraction form
    75,077.35/103,606.72 = 41,085.84/x
  3. Step 3: Cross multiply
    75,077.35x = 103,606.72 × 41,085.84
  4. Step 4: Simplify right side
    75,077.35x = 4,256,768,656.40
  5. Step 5: Solve for x
    x = 4,256,768,656.40/75,077.35
  6. Step 6: Final answer
    x = 56,698.44

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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.