Home / 110,771.44-152,803.04-72,592.56

Finding the Fourth Proportional to 110,771.44, 152,803.04 and 72,592.56

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Solution

The fourth proportional to 110,771.44, 152,803.04 and 72,592.56 is: 100,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,771.44 : 152,803.04 = 72,592.56 : x
  2. Step 2: Convert to fraction form
    110,771.44/152,803.04 = 72,592.56/x
  3. Step 3: Cross multiply
    110,771.44x = 152,803.04 × 72,592.56
  4. Step 4: Simplify right side
    110,771.44x = 11,092,363,486.42
  5. Step 5: Solve for x
    x = 11,092,363,486.42/110,771.44
  6. Step 6: Final answer
    x = 100,137.40

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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.