Home / 156,060.08-233,895.48-71,730.56

Finding the Fourth Proportional to 156,060.08, 233,895.48 and 71,730.56

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Solution

The fourth proportional to 156,060.08, 233,895.48 and 71,730.56 is: 107,506.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,060.08 : 233,895.48 = 71,730.56 : x
  2. Step 2: Convert to fraction form
    156,060.08/233,895.48 = 71,730.56/x
  3. Step 3: Cross multiply
    156,060.08x = 233,895.48 × 71,730.56
  4. Step 4: Simplify right side
    156,060.08x = 16,777,453,761.87
  5. Step 5: Solve for x
    x = 16,777,453,761.87/156,060.08
  6. Step 6: Final answer
    x = 107,506.38

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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.