Home / 43,158.08-64,651.03-34,288.45

Finding the Fourth Proportional to 43,158.08, 64,651.03 and 34,288.45

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Solution

The fourth proportional to 43,158.08, 64,651.03 and 34,288.45 is: 51,364.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,158.08 : 64,651.03 = 34,288.45 : x
  2. Step 2: Convert to fraction form
    43,158.08/64,651.03 = 34,288.45/x
  3. Step 3: Cross multiply
    43,158.08x = 64,651.03 × 34,288.45
  4. Step 4: Simplify right side
    43,158.08x = 2,216,783,362.25
  5. Step 5: Solve for x
    x = 2,216,783,362.25/43,158.08
  6. Step 6: Final answer
    x = 51,364.27

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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.