Home / 90,226.41-124,495.16-49,938.27

Finding the Fourth Proportional to 90,226.41, 124,495.16 and 49,938.27

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Solution

The fourth proportional to 90,226.41, 124,495.16 and 49,938.27 is: 68,905.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,226.41 : 124,495.16 = 49,938.27 : x
  2. Step 2: Convert to fraction form
    90,226.41/124,495.16 = 49,938.27/x
  3. Step 3: Cross multiply
    90,226.41x = 124,495.16 × 49,938.27
  4. Step 4: Simplify right side
    90,226.41x = 6,217,072,664.08
  5. Step 5: Solve for x
    x = 6,217,072,664.08/90,226.41
  6. Step 6: Final answer
    x = 68,905.24

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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.