Home / 260,521.62-359,526.26-145,799.36

Finding the Fourth Proportional to 260,521.62, 359,526.26 and 145,799.36

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Solution

The fourth proportional to 260,521.62, 359,526.26 and 145,799.36 is: 201,206.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,521.62 : 359,526.26 = 145,799.36 : x
  2. Step 2: Convert to fraction form
    260,521.62/359,526.26 = 145,799.36/x
  3. Step 3: Cross multiply
    260,521.62x = 359,526.26 × 145,799.36
  4. Step 4: Simplify right side
    260,521.62x = 52,418,698,526.28
  5. Step 5: Solve for x
    x = 52,418,698,526.28/260,521.62
  6. Step 6: Final answer
    x = 201,206.71

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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.