Home / 260,535.96-359,553.60-145,807.56

Finding the Fourth Proportional to 260,535.96, 359,553.60 and 145,807.56

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Solution

The fourth proportional to 260,535.96, 359,553.60 and 145,807.56 is: 201,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,535.96 : 359,553.60 = 145,807.56 : x
  2. Step 2: Convert to fraction form
    260,535.96/359,553.60 = 145,807.56/x
  3. Step 3: Cross multiply
    260,535.96x = 359,553.60 × 145,807.56
  4. Step 4: Simplify right side
    260,535.96x = 52,425,633,105.22
  5. Step 5: Solve for x
    x = 52,425,633,105.22/260,535.96
  6. Step 6: Final answer
    x = 201,222.25

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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.