Home / 90,464.03-124,839.45-50,176.76

Finding the Fourth Proportional to 90,464.03, 124,839.45 and 50,176.76

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Solution

The fourth proportional to 90,464.03, 124,839.45 and 50,176.76 is: 69,243.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,464.03 : 124,839.45 = 50,176.76 : x
  2. Step 2: Convert to fraction form
    90,464.03/124,839.45 = 50,176.76/x
  3. Step 3: Cross multiply
    90,464.03x = 124,839.45 × 50,176.76
  4. Step 4: Simplify right side
    90,464.03x = 6,264,038,496.98
  5. Step 5: Solve for x
    x = 6,264,038,496.98/90,464.03
  6. Step 6: Final answer
    x = 69,243.42

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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.