Home / 75,588.32-113,312.30-33,445.89

Finding the Fourth Proportional to 75,588.32, 113,312.30 and 33,445.89

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Solution

The fourth proportional to 75,588.32, 113,312.30 and 33,445.89 is: 50,137.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,588.32 : 113,312.30 = 33,445.89 : x
  2. Step 2: Convert to fraction form
    75,588.32/113,312.30 = 33,445.89/x
  3. Step 3: Cross multiply
    75,588.32x = 113,312.30 × 33,445.89
  4. Step 4: Simplify right side
    75,588.32x = 3,789,830,554.22
  5. Step 5: Solve for x
    x = 3,789,830,554.22/75,588.32
  6. Step 6: Final answer
    x = 50,137.78

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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.