Home / 67,182.89-100,752.26-29,742.19

Finding the Fourth Proportional to 67,182.89, 100,752.26 and 29,742.19

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Solution

The fourth proportional to 67,182.89, 100,752.26 and 29,742.19 is: 44,603.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,182.89 : 100,752.26 = 29,742.19 : x
  2. Step 2: Convert to fraction form
    67,182.89/100,752.26 = 29,742.19/x
  3. Step 3: Cross multiply
    67,182.89x = 100,752.26 × 29,742.19
  4. Step 4: Simplify right side
    67,182.89x = 2,996,592,459.26
  5. Step 5: Solve for x
    x = 2,996,592,459.26/67,182.89
  6. Step 6: Final answer
    x = 44,603.51

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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.