Home / 220,528.41-330,753.12-58,423.56

Finding the Fourth Proportional to 220,528.41, 330,753.12 and 58,423.56

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Solution

The fourth proportional to 220,528.41, 330,753.12 and 58,423.56 is: 87,624.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,528.41 : 330,753.12 = 58,423.56 : x
  2. Step 2: Convert to fraction form
    220,528.41/330,753.12 = 58,423.56/x
  3. Step 3: Cross multiply
    220,528.41x = 330,753.12 × 58,423.56
  4. Step 4: Simplify right side
    220,528.41x = 19,323,774,751.51
  5. Step 5: Solve for x
    x = 19,323,774,751.51/220,528.41
  6. Step 6: Final answer
    x = 87,624.88

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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.