Home / 70,885.10-97,817.82-39,053.36

Finding the Fourth Proportional to 70,885.10, 97,817.82 and 39,053.36

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Solution

The fourth proportional to 70,885.10, 97,817.82 and 39,053.36 is: 53,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,885.10 : 97,817.82 = 39,053.36 : x
  2. Step 2: Convert to fraction form
    70,885.10/97,817.82 = 39,053.36/x
  3. Step 3: Cross multiply
    70,885.10x = 97,817.82 × 39,053.36
  4. Step 4: Simplify right side
    70,885.10x = 3,820,114,538.88
  5. Step 5: Solve for x
    x = 3,820,114,538.88/70,885.10
  6. Step 6: Final answer
    x = 53,891.64

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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.