Home / 113,280.40-169,944.90-34,402.60

Finding the Fourth Proportional to 113,280.40, 169,944.90 and 34,402.60

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Solution

The fourth proportional to 113,280.40, 169,944.90 and 34,402.60 is: 51,611.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,280.40 : 169,944.90 = 34,402.60 : x
  2. Step 2: Convert to fraction form
    113,280.40/169,944.90 = 34,402.60/x
  3. Step 3: Cross multiply
    113,280.40x = 169,944.90 × 34,402.60
  4. Step 4: Simplify right side
    113,280.40x = 5,846,546,416.74
  5. Step 5: Solve for x
    x = 5,846,546,416.74/113,280.40
  6. Step 6: Final answer
    x = 51,611.28

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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.