Home / 113,043.40-169,591.74-34,158.28

Finding the Fourth Proportional to 113,043.40, 169,591.74 and 34,158.28

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Solution

The fourth proportional to 113,043.40, 169,591.74 and 34,158.28 is: 51,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,043.40 : 169,591.74 = 34,158.28 : x
  2. Step 2: Convert to fraction form
    113,043.40/169,591.74 = 34,158.28/x
  3. Step 3: Cross multiply
    113,043.40x = 169,591.74 × 34,158.28
  4. Step 4: Simplify right side
    113,043.40x = 5,792,962,140.61
  5. Step 5: Solve for x
    x = 5,792,962,140.61/113,043.40
  6. Step 6: Final answer
    x = 51,245.47

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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.