Home / 80,570.09-111,189.26-44,762.96

Finding the Fourth Proportional to 80,570.09, 111,189.26 and 44,762.96

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Solution

The fourth proportional to 80,570.09, 111,189.26 and 44,762.96 is: 61,774.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,570.09 : 111,189.26 = 44,762.96 : x
  2. Step 2: Convert to fraction form
    80,570.09/111,189.26 = 44,762.96/x
  3. Step 3: Cross multiply
    80,570.09x = 111,189.26 × 44,762.96
  4. Step 4: Simplify right side
    80,570.09x = 4,977,159,618.05
  5. Step 5: Solve for x
    x = 4,977,159,618.05/80,570.09
  6. Step 6: Final answer
    x = 61,774.29

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1.5x scale

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.