Home / 165,565.94-248,353.78-45,624.71

Finding the Fourth Proportional to 165,565.94, 248,353.78 and 45,624.71

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Solution

The fourth proportional to 165,565.94, 248,353.78 and 45,624.71 is: 68,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,565.94 : 248,353.78 = 45,624.71 : x
  2. Step 2: Convert to fraction form
    165,565.94/248,353.78 = 45,624.71/x
  3. Step 3: Cross multiply
    165,565.94x = 248,353.78 × 45,624.71
  4. Step 4: Simplify right side
    165,565.94x = 11,331,069,800.13
  5. Step 5: Solve for x
    x = 11,331,069,800.13/165,565.94
  6. Step 6: Final answer
    x = 68,438.41

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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.