Home / 90,453.84-124,833.96-50,180.57

Finding the Fourth Proportional to 90,453.84, 124,833.96 and 50,180.57

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Solution

The fourth proportional to 90,453.84, 124,833.96 and 50,180.57 is: 69,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,453.84 : 124,833.96 = 50,180.57 : x
  2. Step 2: Convert to fraction form
    90,453.84/124,833.96 = 50,180.57/x
  3. Step 3: Cross multiply
    90,453.84x = 124,833.96 × 50,180.57
  4. Step 4: Simplify right side
    90,453.84x = 6,264,239,268.16
  5. Step 5: Solve for x
    x = 6,264,239,268.16/90,453.84
  6. Step 6: Final answer
    x = 69,253.44

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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.