Home / 92,581.57-127,762.45-50,140.27

Finding the Fourth Proportional to 92,581.57, 127,762.45 and 50,140.27

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Solution

The fourth proportional to 92,581.57, 127,762.45 and 50,140.27 is: 69,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,581.57 : 127,762.45 = 50,140.27 : x
  2. Step 2: Convert to fraction form
    92,581.57/127,762.45 = 50,140.27/x
  3. Step 3: Cross multiply
    92,581.57x = 127,762.45 × 50,140.27
  4. Step 4: Simplify right side
    92,581.57x = 6,406,043,738.86
  5. Step 5: Solve for x
    x = 6,406,043,738.86/92,581.57
  6. Step 6: Final answer
    x = 69,193.51

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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.