Home / 104,546.15-144,272.91-56,799.89

Finding the Fourth Proportional to 104,546.15, 144,272.91 and 56,799.89

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Solution

The fourth proportional to 104,546.15, 144,272.91 and 56,799.89 is: 78,383.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,546.15 : 144,272.91 = 56,799.89 : x
  2. Step 2: Convert to fraction form
    104,546.15/144,272.91 = 56,799.89/x
  3. Step 3: Cross multiply
    104,546.15x = 144,272.91 × 56,799.89
  4. Step 4: Simplify right side
    104,546.15x = 8,194,685,417.98
  5. Step 5: Solve for x
    x = 8,194,685,417.98/104,546.15
  6. Step 6: Final answer
    x = 78,383.43

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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.