Home / 260,285.36-359,191.26-145,562.69

Finding the Fourth Proportional to 260,285.36, 359,191.26 and 145,562.69

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Solution

The fourth proportional to 260,285.36, 359,191.26 and 145,562.69 is: 200,875.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,285.36 : 359,191.26 = 145,562.69 : x
  2. Step 2: Convert to fraction form
    260,285.36/359,191.26 = 145,562.69/x
  3. Step 3: Cross multiply
    260,285.36x = 359,191.26 × 145,562.69
  4. Step 4: Simplify right side
    260,285.36x = 52,284,846,928.07
  5. Step 5: Solve for x
    x = 52,284,846,928.07/260,285.36
  6. Step 6: Final answer
    x = 200,875.10

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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.