Home / 86,464.56-119,300.78-52,472.29

Finding the Fourth Proportional to 86,464.56, 119,300.78 and 52,472.29

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Solution

The fourth proportional to 86,464.56, 119,300.78 and 52,472.29 is: 72,399.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,464.56 : 119,300.78 = 52,472.29 : x
  2. Step 2: Convert to fraction form
    86,464.56/119,300.78 = 52,472.29/x
  3. Step 3: Cross multiply
    86,464.56x = 119,300.78 × 52,472.29
  4. Step 4: Simplify right side
    86,464.56x = 6,259,985,182.00
  5. Step 5: Solve for x
    x = 6,259,985,182.00/86,464.56
  6. Step 6: Final answer
    x = 72,399.43

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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.