Home / 92,836.28-128,114.24-50,394.80

Finding the Fourth Proportional to 92,836.28, 128,114.24 and 50,394.80

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Solution

The fourth proportional to 92,836.28, 128,114.24 and 50,394.80 is: 69,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,836.28 : 128,114.24 = 50,394.80 : x
  2. Step 2: Convert to fraction form
    92,836.28/128,114.24 = 50,394.80/x
  3. Step 3: Cross multiply
    92,836.28x = 128,114.24 × 50,394.80
  4. Step 4: Simplify right side
    92,836.28x = 6,456,291,501.95
  5. Step 5: Solve for x
    x = 6,456,291,501.95/92,836.28
  6. Step 6: Final answer
    x = 69,544.92

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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.