Home / 104,276.40-156,411.64-50,228.88

Finding the Fourth Proportional to 104,276.40, 156,411.64 and 50,228.88

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Solution

The fourth proportional to 104,276.40, 156,411.64 and 50,228.88 is: 75,341.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,276.40 : 156,411.64 = 50,228.88 : x
  2. Step 2: Convert to fraction form
    104,276.40/156,411.64 = 50,228.88/x
  3. Step 3: Cross multiply
    104,276.40x = 156,411.64 × 50,228.88
  4. Step 4: Simplify right side
    104,276.40x = 7,856,381,496.16
  5. Step 5: Solve for x
    x = 7,856,381,496.16/104,276.40
  6. Step 6: Final answer
    x = 75,341.89

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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.