Home / 75,296.30-103,909.05-41,305.07

Finding the Fourth Proportional to 75,296.30, 103,909.05 and 41,305.07

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Solution

The fourth proportional to 75,296.30, 103,909.05 and 41,305.07 is: 57,001.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,296.30 : 103,909.05 = 41,305.07 : x
  2. Step 2: Convert to fraction form
    75,296.30/103,909.05 = 41,305.07/x
  3. Step 3: Cross multiply
    75,296.30x = 103,909.05 × 41,305.07
  4. Step 4: Simplify right side
    75,296.30x = 4,291,970,064.34
  5. Step 5: Solve for x
    x = 4,291,970,064.34/75,296.30
  6. Step 6: Final answer
    x = 57,001.08

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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.