Home / 260,784.36-359,873.28-147,604.68

Finding the Fourth Proportional to 260,784.36, 359,873.28 and 147,604.68

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Solution

The fourth proportional to 260,784.36, 359,873.28 and 147,604.68 is: 203,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,784.36 : 359,873.28 = 147,604.68 : x
  2. Step 2: Convert to fraction form
    260,784.36/359,873.28 = 147,604.68/x
  3. Step 3: Cross multiply
    260,784.36x = 359,873.28 × 147,604.68
  4. Step 4: Simplify right side
    260,784.36x = 53,118,980,334.95
  5. Step 5: Solve for x
    x = 53,118,980,334.95/260,784.36
  6. Step 6: Final answer
    x = 203,689.29

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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.