Home / 92,914.49-139,371.74-40,322.81

Finding the Fourth Proportional to 92,914.49, 139,371.74 and 40,322.81

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Solution

The fourth proportional to 92,914.49, 139,371.74 and 40,322.81 is: 60,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,914.49 : 139,371.74 = 40,322.81 : x
  2. Step 2: Convert to fraction form
    92,914.49/139,371.74 = 40,322.81/x
  3. Step 3: Cross multiply
    92,914.49x = 139,371.74 × 40,322.81
  4. Step 4: Simplify right side
    92,914.49x = 5,619,860,489.42
  5. Step 5: Solve for x
    x = 5,619,860,489.42/92,914.49
  6. Step 6: Final answer
    x = 60,484.22

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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.