Home / 104,285.34-156,457.17-34,213.86

Finding the Fourth Proportional to 104,285.34, 156,457.17 and 34,213.86

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Solution

The fourth proportional to 104,285.34, 156,457.17 and 34,213.86 is: 51,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,285.34 : 156,457.17 = 34,213.86 : x
  2. Step 2: Convert to fraction form
    104,285.34/156,457.17 = 34,213.86/x
  3. Step 3: Cross multiply
    104,285.34x = 156,457.17 × 34,213.86
  4. Step 4: Simplify right side
    104,285.34x = 5,353,003,710.38
  5. Step 5: Solve for x
    x = 5,353,003,710.38/104,285.34
  6. Step 6: Final answer
    x = 51,330.36

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1.5x scale

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.