Home / 92,945.33-128,265.34-50,503.87

Finding the Fourth Proportional to 92,945.33, 128,265.34 and 50,503.87

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Solution

The fourth proportional to 92,945.33, 128,265.34 and 50,503.87 is: 69,695.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,945.33 : 128,265.34 = 50,503.87 : x
  2. Step 2: Convert to fraction form
    92,945.33/128,265.34 = 50,503.87/x
  3. Step 3: Cross multiply
    92,945.33x = 128,265.34 × 50,503.87
  4. Step 4: Simplify right side
    92,945.33x = 6,477,895,415.54
  5. Step 5: Solve for x
    x = 6,477,895,415.54/92,945.33
  6. Step 6: Final answer
    x = 69,695.76

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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.