Home / 90,453.52-124,810.90-50,160.88

Finding the Fourth Proportional to 90,453.52, 124,810.90 and 50,160.88

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Solution

The fourth proportional to 90,453.52, 124,810.90 and 50,160.88 is: 69,213.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,453.52 : 124,810.90 = 50,160.88 : x
  2. Step 2: Convert to fraction form
    90,453.52/124,810.90 = 50,160.88/x
  3. Step 3: Cross multiply
    90,453.52x = 124,810.90 × 50,160.88
  4. Step 4: Simplify right side
    90,453.52x = 6,260,624,577.59
  5. Step 5: Solve for x
    x = 6,260,624,577.59/90,453.52
  6. Step 6: Final answer
    x = 69,213.72

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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.