Home / 40,885.20-61,327.80-35,701.20

Finding the Fourth Proportional to 40,885.20, 61,327.80 and 35,701.20

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Solution

The fourth proportional to 40,885.20, 61,327.80 and 35,701.20 is: 53,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,885.20 : 61,327.80 = 35,701.20 : x
  2. Step 2: Convert to fraction form
    40,885.20/61,327.80 = 35,701.20/x
  3. Step 3: Cross multiply
    40,885.20x = 61,327.80 × 35,701.20
  4. Step 4: Simplify right side
    40,885.20x = 2,189,476,053.36
  5. Step 5: Solve for x
    x = 2,189,476,053.36/40,885.20
  6. Step 6: Final answer
    x = 53,551.80

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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.