Home / 75,215.01-103,798.06-41,221.25

Finding the Fourth Proportional to 75,215.01, 103,798.06 and 41,221.25

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Solution

The fourth proportional to 75,215.01, 103,798.06 and 41,221.25 is: 56,886.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,215.01 : 103,798.06 = 41,221.25 : x
  2. Step 2: Convert to fraction form
    75,215.01/103,798.06 = 41,221.25/x
  3. Step 3: Cross multiply
    75,215.01x = 103,798.06 × 41,221.25
  4. Step 4: Simplify right side
    75,215.01x = 4,278,685,780.78
  5. Step 5: Solve for x
    x = 4,278,685,780.78/75,215.01
  6. Step 6: Final answer
    x = 56,886.06

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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.