Home / 90,184.44-124,451.52-49,898.28

Finding the Fourth Proportional to 90,184.44, 124,451.52 and 49,898.28

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Solution

The fourth proportional to 90,184.44, 124,451.52 and 49,898.28 is: 68,857.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,184.44 : 124,451.52 = 49,898.28 : x
  2. Step 2: Convert to fraction form
    90,184.44/124,451.52 = 49,898.28/x
  3. Step 3: Cross multiply
    90,184.44x = 124,451.52 × 49,898.28
  4. Step 4: Simplify right side
    90,184.44x = 6,209,916,791.39
  5. Step 5: Solve for x
    x = 6,209,916,791.39/90,184.44
  6. Step 6: Final answer
    x = 68,857.96

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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.