Home / 110,506.85-165,666.57-39,408.09

Finding the Fourth Proportional to 110,506.85, 165,666.57 and 39,408.09

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Solution

The fourth proportional to 110,506.85, 165,666.57 and 39,408.09 is: 59,078.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,506.85 : 165,666.57 = 39,408.09 : x
  2. Step 2: Convert to fraction form
    110,506.85/165,666.57 = 39,408.09/x
  3. Step 3: Cross multiply
    110,506.85x = 165,666.57 × 39,408.09
  4. Step 4: Simplify right side
    110,506.85x = 6,528,602,331.52
  5. Step 5: Solve for x
    x = 6,528,602,331.52/110,506.85
  6. Step 6: Final answer
    x = 59,078.71

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1.5x scale

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.