Home / 86,606.24-129,917.66-24,276.56

Finding the Fourth Proportional to 86,606.24, 129,917.66 and 24,276.56

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Solution

The fourth proportional to 86,606.24, 129,917.66 and 24,276.56 is: 36,417.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,606.24 : 129,917.66 = 24,276.56 : x
  2. Step 2: Convert to fraction form
    86,606.24/129,917.66 = 24,276.56/x
  3. Step 3: Cross multiply
    86,606.24x = 129,917.66 × 24,276.56
  4. Step 4: Simplify right side
    86,606.24x = 3,153,953,868.05
  5. Step 5: Solve for x
    x = 3,153,953,868.05/86,606.24
  6. Step 6: Final answer
    x = 36,417.17

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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.