Home / 260,376.54-359,302.64-145,635.27

Finding the Fourth Proportional to 260,376.54, 359,302.64 and 145,635.27

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Solution

The fourth proportional to 260,376.54, 359,302.64 and 145,635.27 is: 200,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,376.54 : 359,302.64 = 145,635.27 : x
  2. Step 2: Convert to fraction form
    260,376.54/359,302.64 = 145,635.27/x
  3. Step 3: Cross multiply
    260,376.54x = 359,302.64 × 145,635.27
  4. Step 4: Simplify right side
    260,376.54x = 52,327,136,259.94
  5. Step 5: Solve for x
    x = 52,327,136,259.94/260,376.54
  6. Step 6: Final answer
    x = 200,967.17

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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.