Home / 156,302.46-215,673.03-92,629.98

Finding the Fourth Proportional to 156,302.46, 215,673.03 and 92,629.98

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Solution

The fourth proportional to 156,302.46, 215,673.03 and 92,629.98 is: 127,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,302.46 : 215,673.03 = 92,629.98 : x
  2. Step 2: Convert to fraction form
    156,302.46/215,673.03 = 92,629.98/x
  3. Step 3: Cross multiply
    156,302.46x = 215,673.03 × 92,629.98
  4. Step 4: Simplify right side
    156,302.46x = 19,977,788,455.44
  5. Step 5: Solve for x
    x = 19,977,788,455.44/156,302.46
  6. Step 6: Final answer
    x = 127,814.93

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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.