Home / 260,376.41-359,302.47-145,635.18

Finding the Fourth Proportional to 260,376.41, 359,302.47 and 145,635.18

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Solution

The fourth proportional to 260,376.41, 359,302.47 and 145,635.18 is: 200,967.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,376.41 : 359,302.47 = 145,635.18 : x
  2. Step 2: Convert to fraction form
    260,376.41/359,302.47 = 145,635.18/x
  3. Step 3: Cross multiply
    260,376.41x = 359,302.47 × 145,635.18
  4. Step 4: Simplify right side
    260,376.41x = 52,327,079,892.89
  5. Step 5: Solve for x
    x = 52,327,079,892.89/260,376.41
  6. Step 6: Final answer
    x = 200,967.06

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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.