Home / 75,008.30-112,537.08-30,672.34

Finding the Fourth Proportional to 75,008.30, 112,537.08 and 30,672.34

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Solution

The fourth proportional to 75,008.30, 112,537.08 and 30,672.34 is: 46,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,008.30 : 112,537.08 = 30,672.34 : x
  2. Step 2: Convert to fraction form
    75,008.30/112,537.08 = 30,672.34/x
  3. Step 3: Cross multiply
    75,008.30x = 112,537.08 × 30,672.34
  4. Step 4: Simplify right side
    75,008.30x = 3,451,775,299.02
  5. Step 5: Solve for x
    x = 3,451,775,299.02/75,008.30
  6. Step 6: Final answer
    x = 46,018.58

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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.