Home / 260,357.20-359,276.02-145,615.97

Finding the Fourth Proportional to 260,357.20, 359,276.02 and 145,615.97

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Solution

The fourth proportional to 260,357.20, 359,276.02 and 145,615.97 is: 200,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,357.20 : 359,276.02 = 145,615.97 : x
  2. Step 2: Convert to fraction form
    260,357.20/359,276.02 = 145,615.97/x
  3. Step 3: Cross multiply
    260,357.20x = 359,276.02 × 145,615.97
  4. Step 4: Simplify right side
    260,357.20x = 52,316,326,684.19
  5. Step 5: Solve for x
    x = 52,316,326,684.19/260,357.20
  6. Step 6: Final answer
    x = 200,940.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.