Home / 104,319.30-156,491.10-37,790.76

Finding the Fourth Proportional to 104,319.30, 156,491.10 and 37,790.76

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Solution

The fourth proportional to 104,319.30, 156,491.10 and 37,790.76 is: 56,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,319.30 : 156,491.10 = 37,790.76 : x
  2. Step 2: Convert to fraction form
    104,319.30/156,491.10 = 37,790.76/x
  3. Step 3: Cross multiply
    104,319.30x = 156,491.10 × 37,790.76
  4. Step 4: Simplify right side
    104,319.30x = 5,913,917,602.24
  5. Step 5: Solve for x
    x = 5,913,917,602.24/104,319.30
  6. Step 6: Final answer
    x = 56,690.54

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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.