Home / 156,104.03-234,129.85-56,245.61

Finding the Fourth Proportional to 156,104.03, 234,129.85 and 56,245.61

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Solution

The fourth proportional to 156,104.03, 234,129.85 and 56,245.61 is: 84,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,104.03 : 234,129.85 = 56,245.61 : x
  2. Step 2: Convert to fraction form
    156,104.03/234,129.85 = 56,245.61/x
  3. Step 3: Cross multiply
    156,104.03x = 234,129.85 × 56,245.61
  4. Step 4: Simplify right side
    156,104.03x = 13,168,776,232.46
  5. Step 5: Solve for x
    x = 13,168,776,232.46/156,104.03
  6. Step 6: Final answer
    x = 84,358.98

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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.