Home / 53,941.13-80,770.20-38,060.43

Finding the Fourth Proportional to 53,941.13, 80,770.20 and 38,060.43

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Solution

The fourth proportional to 53,941.13, 80,770.20 and 38,060.43 is: 56,990.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,941.13 : 80,770.20 = 38,060.43 : x
  2. Step 2: Convert to fraction form
    53,941.13/80,770.20 = 38,060.43/x
  3. Step 3: Cross multiply
    53,941.13x = 80,770.20 × 38,060.43
  4. Step 4: Simplify right side
    53,941.13x = 3,074,148,543.19
  5. Step 5: Solve for x
    x = 3,074,148,543.19/53,941.13
  6. Step 6: Final answer
    x = 56,990.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.