Home / 107,937.90-161,830.05-41,352.30

Finding the Fourth Proportional to 107,937.90, 161,830.05 and 41,352.30

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Solution

The fourth proportional to 107,937.90, 161,830.05 and 41,352.30 is: 61,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,937.90 : 161,830.05 = 41,352.30 : x
  2. Step 2: Convert to fraction form
    107,937.90/161,830.05 = 41,352.30/x
  3. Step 3: Cross multiply
    107,937.90x = 161,830.05 × 41,352.30
  4. Step 4: Simplify right side
    107,937.90x = 6,692,044,776.62
  5. Step 5: Solve for x
    x = 6,692,044,776.62/107,937.90
  6. Step 6: Final answer
    x = 61,999.03

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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.