Home / 51,209.32-76,767.08-43,362.32

Finding the Fourth Proportional to 51,209.32, 76,767.08 and 43,362.32

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Solution

The fourth proportional to 51,209.32, 76,767.08 and 43,362.32 is: 65,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,209.32 : 76,767.08 = 43,362.32 : x
  2. Step 2: Convert to fraction form
    51,209.32/76,767.08 = 43,362.32/x
  3. Step 3: Cross multiply
    51,209.32x = 76,767.08 × 43,362.32
  4. Step 4: Simplify right side
    51,209.32x = 3,328,798,688.43
  5. Step 5: Solve for x
    x = 3,328,798,688.43/51,209.32
  6. Step 6: Final answer
    x = 65,003.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.