Home / 75,623.40-113,418.90-33,503.40

Finding the Fourth Proportional to 75,623.40, 113,418.90 and 33,503.40

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Solution

The fourth proportional to 75,623.40, 113,418.90 and 33,503.40 is: 50,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,623.40 : 113,418.90 = 33,503.40 : x
  2. Step 2: Convert to fraction form
    75,623.40/113,418.90 = 33,503.40/x
  3. Step 3: Cross multiply
    75,623.40x = 113,418.90 × 33,503.40
  4. Step 4: Simplify right side
    75,623.40x = 3,799,918,774.26
  5. Step 5: Solve for x
    x = 3,799,918,774.26/75,623.40
  6. Step 6: Final answer
    x = 50,247.92

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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.