Home / 72,838.54-100,519.07-41,008.58

Finding the Fourth Proportional to 72,838.54, 100,519.07 and 41,008.58

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Solution

The fourth proportional to 72,838.54, 100,519.07 and 41,008.58 is: 56,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,838.54 : 100,519.07 = 41,008.58 : x
  2. Step 2: Convert to fraction form
    72,838.54/100,519.07 = 41,008.58/x
  3. Step 3: Cross multiply
    72,838.54x = 100,519.07 × 41,008.58
  4. Step 4: Simplify right side
    72,838.54x = 4,122,144,118.58
  5. Step 5: Solve for x
    x = 4,122,144,118.58/72,838.54
  6. Step 6: Final answer
    x = 56,592.90

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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.