Home / 75,319.04-112,975.72-22,727.12

Finding the Fourth Proportional to 75,319.04, 112,975.72 and 22,727.12

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Solution

The fourth proportional to 75,319.04, 112,975.72 and 22,727.12 is: 34,089.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,319.04 : 112,975.72 = 22,727.12 : x
  2. Step 2: Convert to fraction form
    75,319.04/112,975.72 = 22,727.12/x
  3. Step 3: Cross multiply
    75,319.04x = 112,975.72 × 22,727.12
  4. Step 4: Simplify right side
    75,319.04x = 2,567,612,745.53
  5. Step 5: Solve for x
    x = 2,567,612,745.53/75,319.04
  6. Step 6: Final answer
    x = 34,089.82

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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.