Home / 112,948.40-169,390.20-34,043.60

Finding the Fourth Proportional to 112,948.40, 169,390.20 and 34,043.60

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Solution

The fourth proportional to 112,948.40, 169,390.20 and 34,043.60 is: 51,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,948.40 : 169,390.20 = 34,043.60 : x
  2. Step 2: Convert to fraction form
    112,948.40/169,390.20 = 34,043.60/x
  3. Step 3: Cross multiply
    112,948.40x = 169,390.20 × 34,043.60
  4. Step 4: Simplify right side
    112,948.40x = 5,766,652,212.72
  5. Step 5: Solve for x
    x = 5,766,652,212.72/112,948.40
  6. Step 6: Final answer
    x = 51,055.63

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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.