Home / 94,446.90-141,636.30-31,255.35

Finding the Fourth Proportional to 94,446.90, 141,636.30 and 31,255.35

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Solution

The fourth proportional to 94,446.90, 141,636.30 and 31,255.35 is: 46,871.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,446.90 : 141,636.30 = 31,255.35 : x
  2. Step 2: Convert to fraction form
    94,446.90/141,636.30 = 31,255.35/x
  3. Step 3: Cross multiply
    94,446.90x = 141,636.30 × 31,255.35
  4. Step 4: Simplify right side
    94,446.90x = 4,426,892,129.21
  5. Step 5: Solve for x
    x = 4,426,892,129.21/94,446.90
  6. Step 6: Final answer
    x = 46,871.76

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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.