Home / 57,435.68-79,261.14-31,941.35

Finding the Fourth Proportional to 57,435.68, 79,261.14 and 31,941.35

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Solution

The fourth proportional to 57,435.68, 79,261.14 and 31,941.35 is: 44,079.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,435.68 : 79,261.14 = 31,941.35 : x
  2. Step 2: Convert to fraction form
    57,435.68/79,261.14 = 31,941.35/x
  3. Step 3: Cross multiply
    57,435.68x = 79,261.14 × 31,941.35
  4. Step 4: Simplify right side
    57,435.68x = 2,531,707,814.14
  5. Step 5: Solve for x
    x = 2,531,707,814.14/57,435.68
  6. Step 6: Final answer
    x = 44,079.01

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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.