Home / 104,546.90-144,273.96-56,800.64

Finding the Fourth Proportional to 104,546.90, 144,273.96 and 56,800.64

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Solution

The fourth proportional to 104,546.90, 144,273.96 and 56,800.64 is: 78,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,546.90 : 144,273.96 = 56,800.64 : x
  2. Step 2: Convert to fraction form
    104,546.90/144,273.96 = 56,800.64/x
  3. Step 3: Cross multiply
    104,546.90x = 144,273.96 × 56,800.64
  4. Step 4: Simplify right side
    104,546.90x = 8,194,853,263.33
  5. Step 5: Solve for x
    x = 8,194,853,263.33/104,546.90
  6. Step 6: Final answer
    x = 78,384.47

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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.