Home / 59,102.18-81,579.20-36,448.28

Finding the Fourth Proportional to 59,102.18, 81,579.20 and 36,448.28

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Solution

The fourth proportional to 59,102.18, 81,579.20 and 36,448.28 is: 50,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,102.18 : 81,579.20 = 36,448.28 : x
  2. Step 2: Convert to fraction form
    59,102.18/81,579.20 = 36,448.28/x
  3. Step 3: Cross multiply
    59,102.18x = 81,579.20 × 36,448.28
  4. Step 4: Simplify right side
    59,102.18x = 2,973,421,523.78
  5. Step 5: Solve for x
    x = 2,973,421,523.78/59,102.18
  6. Step 6: Final answer
    x = 50,309.85

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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.