Home / 92,930.13-128,246.22-50,491.26

Finding the Fourth Proportional to 92,930.13, 128,246.22 and 50,491.26

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Solution

The fourth proportional to 92,930.13, 128,246.22 and 50,491.26 is: 69,679.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,930.13 : 128,246.22 = 50,491.26 : x
  2. Step 2: Convert to fraction form
    92,930.13/128,246.22 = 50,491.26/x
  3. Step 3: Cross multiply
    92,930.13x = 128,246.22 × 50,491.26
  4. Step 4: Simplify right side
    92,930.13x = 6,475,313,238.04
  5. Step 5: Solve for x
    x = 6,475,313,238.04/92,930.13
  6. Step 6: Final answer
    x = 69,679.37

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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.