Home / 114,867.19-172,281.34-31,741.75

Finding the Fourth Proportional to 114,867.19, 172,281.34 and 31,741.75

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Solution

The fourth proportional to 114,867.19, 172,281.34 and 31,741.75 is: 47,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,867.19 : 172,281.34 = 31,741.75 : x
  2. Step 2: Convert to fraction form
    114,867.19/172,281.34 = 31,741.75/x
  3. Step 3: Cross multiply
    114,867.19x = 172,281.34 × 31,741.75
  4. Step 4: Simplify right side
    114,867.19x = 5,468,511,223.95
  5. Step 5: Solve for x
    x = 5,468,511,223.95/114,867.19
  6. Step 6: Final answer
    x = 47,607.25

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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.