Home / 61,346.09-91,981.97-40,014.74

Finding the Fourth Proportional to 61,346.09, 91,981.97 and 40,014.74

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Solution

The fourth proportional to 61,346.09, 91,981.97 and 40,014.74 is: 59,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,346.09 : 91,981.97 = 40,014.74 : x
  2. Step 2: Convert to fraction form
    61,346.09/91,981.97 = 40,014.74/x
  3. Step 3: Cross multiply
    61,346.09x = 91,981.97 × 40,014.74
  4. Step 4: Simplify right side
    61,346.09x = 3,680,634,614.24
  5. Step 5: Solve for x
    x = 3,680,634,614.24/61,346.09
  6. Step 6: Final answer
    x = 59,997.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.