Home / 75,034.35-112,509.96-30,692.24

Finding the Fourth Proportional to 75,034.35, 112,509.96 and 30,692.24

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Solution

The fourth proportional to 75,034.35, 112,509.96 and 30,692.24 is: 46,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,034.35 : 112,509.96 = 30,692.24 : x
  2. Step 2: Convert to fraction form
    75,034.35/112,509.96 = 30,692.24/x
  3. Step 3: Cross multiply
    75,034.35x = 112,509.96 × 30,692.24
  4. Step 4: Simplify right side
    75,034.35x = 3,453,182,132.16
  5. Step 5: Solve for x
    x = 3,453,182,132.16/75,034.35
  6. Step 6: Final answer
    x = 46,021.35

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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.