Home / 113,207.08-156,234.98-73,004.52

Finding the Fourth Proportional to 113,207.08, 156,234.98 and 73,004.52

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Solution

The fourth proportional to 113,207.08, 156,234.98 and 73,004.52 is: 100,752.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,207.08 : 156,234.98 = 73,004.52 : x
  2. Step 2: Convert to fraction form
    113,207.08/156,234.98 = 73,004.52/x
  3. Step 3: Cross multiply
    113,207.08x = 156,234.98 × 73,004.52
  4. Step 4: Simplify right side
    113,207.08x = 11,405,859,722.11
  5. Step 5: Solve for x
    x = 11,405,859,722.11/113,207.08
  6. Step 6: Final answer
    x = 100,752.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.