Home / 118,566.40-177,788.80-35,449.60

Finding the Fourth Proportional to 118,566.40, 177,788.80 and 35,449.60

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Solution

The fourth proportional to 118,566.40, 177,788.80 and 35,449.60 is: 53,156.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,566.40 : 177,788.80 = 35,449.60 : x
  2. Step 2: Convert to fraction form
    118,566.40/177,788.80 = 35,449.60/x
  3. Step 3: Cross multiply
    118,566.40x = 177,788.80 × 35,449.60
  4. Step 4: Simplify right side
    118,566.40x = 6,302,541,844.48
  5. Step 5: Solve for x
    x = 6,302,541,844.48/118,566.40
  6. Step 6: Final answer
    x = 53,156.22

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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.