Home / 43,149.88-59,532.60-35,178.40

Finding the Fourth Proportional to 43,149.88, 59,532.60 and 35,178.40

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Solution

The fourth proportional to 43,149.88, 59,532.60 and 35,178.40 is: 48,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,149.88 : 59,532.60 = 35,178.40 : x
  2. Step 2: Convert to fraction form
    43,149.88/59,532.60 = 35,178.40/x
  3. Step 3: Cross multiply
    43,149.88x = 59,532.60 × 35,178.40
  4. Step 4: Simplify right side
    43,149.88x = 2,094,261,615.84
  5. Step 5: Solve for x
    x = 2,094,261,615.84/43,149.88
  6. Step 6: Final answer
    x = 48,534.59

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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.