Home / 113,071.25-169,684.64-39,199.25

Finding the Fourth Proportional to 113,071.25, 169,684.64 and 39,199.25

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Solution

The fourth proportional to 113,071.25, 169,684.64 and 39,199.25 is: 58,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,071.25 : 169,684.64 = 39,199.25 : x
  2. Step 2: Convert to fraction form
    113,071.25/169,684.64 = 39,199.25/x
  3. Step 3: Cross multiply
    113,071.25x = 169,684.64 × 39,199.25
  4. Step 4: Simplify right side
    113,071.25x = 6,651,510,624.52
  5. Step 5: Solve for x
    x = 6,651,510,624.52/113,071.25
  6. Step 6: Final answer
    x = 58,825.83

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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.