Home / 75,523.04-113,265.12-31,162.40

Finding the Fourth Proportional to 75,523.04, 113,265.12 and 31,162.40

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Solution

The fourth proportional to 75,523.04, 113,265.12 and 31,162.40 is: 46,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,523.04 : 113,265.12 = 31,162.40 : x
  2. Step 2: Convert to fraction form
    75,523.04/113,265.12 = 31,162.40/x
  3. Step 3: Cross multiply
    75,523.04x = 113,265.12 × 31,162.40
  4. Step 4: Simplify right side
    75,523.04x = 3,529,612,975.49
  5. Step 5: Solve for x
    x = 3,529,612,975.49/75,523.04
  6. Step 6: Final answer
    x = 46,735.58

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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.