Home / 92,933.28-128,247.66-50,491.44

Finding the Fourth Proportional to 92,933.28, 128,247.66 and 50,491.44

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Solution

The fourth proportional to 92,933.28, 128,247.66 and 50,491.44 is: 69,678.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,933.28 : 128,247.66 = 50,491.44 : x
  2. Step 2: Convert to fraction form
    92,933.28/128,247.66 = 50,491.44/x
  3. Step 3: Cross multiply
    92,933.28x = 128,247.66 × 50,491.44
  4. Step 4: Simplify right side
    92,933.28x = 6,475,409,030.03
  5. Step 5: Solve for x
    x = 6,475,409,030.03/92,933.28
  6. Step 6: Final answer
    x = 69,678.04

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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.