Home / 90,446.94-124,791.32-71,267.26

Finding the Fourth Proportional to 90,446.94, 124,791.32 and 71,267.26

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Solution

The fourth proportional to 90,446.94, 124,791.32 and 71,267.26 is: 98,328.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,446.94 : 124,791.32 = 71,267.26 : x
  2. Step 2: Convert to fraction form
    90,446.94/124,791.32 = 71,267.26/x
  3. Step 3: Cross multiply
    90,446.94x = 124,791.32 × 71,267.26
  4. Step 4: Simplify right side
    90,446.94x = 8,893,535,448.18
  5. Step 5: Solve for x
    x = 8,893,535,448.18/90,446.94
  6. Step 6: Final answer
    x = 98,328.76

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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.