Home / 83,467.08-115,184.67-45,226.60

Finding the Fourth Proportional to 83,467.08, 115,184.67 and 45,226.60

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Solution

The fourth proportional to 83,467.08, 115,184.67 and 45,226.60 is: 62,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,467.08 : 115,184.67 = 45,226.60 : x
  2. Step 2: Convert to fraction form
    83,467.08/115,184.67 = 45,226.60/x
  3. Step 3: Cross multiply
    83,467.08x = 115,184.67 × 45,226.60
  4. Step 4: Simplify right side
    83,467.08x = 5,209,410,420.30
  5. Step 5: Solve for x
    x = 5,209,410,420.30/83,467.08
  6. Step 6: Final answer
    x = 62,412.76

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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.