Home / 90,886.87-125,423.61-50,599.59

Finding the Fourth Proportional to 90,886.87, 125,423.61 and 50,599.59

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Solution

The fourth proportional to 90,886.87, 125,423.61 and 50,599.59 is: 69,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,886.87 : 125,423.61 = 50,599.59 : x
  2. Step 2: Convert to fraction form
    90,886.87/125,423.61 = 50,599.59/x
  3. Step 3: Cross multiply
    90,886.87x = 125,423.61 × 50,599.59
  4. Step 4: Simplify right side
    90,886.87x = 6,346,383,302.88
  5. Step 5: Solve for x
    x = 6,346,383,302.88/90,886.87
  6. Step 6: Final answer
    x = 69,827.29

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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.