Home / 92,955.72-139,355.22-40,325.52

Finding the Fourth Proportional to 92,955.72, 139,355.22 and 40,325.52

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Solution

The fourth proportional to 92,955.72, 139,355.22 and 40,325.52 is: 60,454.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,955.72 : 139,355.22 = 40,325.52 : x
  2. Step 2: Convert to fraction form
    92,955.72/139,355.22 = 40,325.52/x
  3. Step 3: Cross multiply
    92,955.72x = 139,355.22 × 40,325.52
  4. Step 4: Simplify right side
    92,955.72x = 5,619,571,711.21
  5. Step 5: Solve for x
    x = 5,619,571,711.21/92,955.72
  6. Step 6: Final answer
    x = 60,454.29

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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.