Home / 156,048.40-234,072.60-124,944.40

Finding the Fourth Proportional to 156,048.40, 234,072.60 and 124,944.40

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Solution

The fourth proportional to 156,048.40, 234,072.60 and 124,944.40 is: 187,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,048.40 : 234,072.60 = 124,944.40 : x
  2. Step 2: Convert to fraction form
    156,048.40/234,072.60 = 124,944.40/x
  3. Step 3: Cross multiply
    156,048.40x = 234,072.60 × 124,944.40
  4. Step 4: Simplify right side
    156,048.40x = 29,246,060,563.44
  5. Step 5: Solve for x
    x = 29,246,060,563.44/156,048.40
  6. Step 6: Final answer
    x = 187,416.60

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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.