Home / 72,881.17-100,575.57-41,060.32

Finding the Fourth Proportional to 72,881.17, 100,575.57 and 41,060.32

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Solution

The fourth proportional to 72,881.17, 100,575.57 and 41,060.32 is: 56,662.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,881.17 : 100,575.57 = 41,060.32 : x
  2. Step 2: Convert to fraction form
    72,881.17/100,575.57 = 41,060.32/x
  3. Step 3: Cross multiply
    72,881.17x = 100,575.57 × 41,060.32
  4. Step 4: Simplify right side
    72,881.17x = 4,129,664,990.92
  5. Step 5: Solve for x
    x = 4,129,664,990.92/72,881.17
  6. Step 6: Final answer
    x = 56,662.99

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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.