Home / 260,684.07-359,714.25-145,946.76

Finding the Fourth Proportional to 260,684.07, 359,714.25 and 145,946.76

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Solution

The fourth proportional to 260,684.07, 359,714.25 and 145,946.76 is: 201,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,684.07 : 359,714.25 = 145,946.76 : x
  2. Step 2: Convert to fraction form
    260,684.07/359,714.25 = 145,946.76/x
  3. Step 3: Cross multiply
    260,684.07x = 359,714.25 × 145,946.76
  4. Step 4: Simplify right side
    260,684.07x = 52,499,129,313.33
  5. Step 5: Solve for x
    x = 52,499,129,313.33/260,684.07
  6. Step 6: Final answer
    x = 201,389.86

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1.5x scale

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.