Home / 75,014.91-112,522.52-30,641.69

Finding the Fourth Proportional to 75,014.91, 112,522.52 and 30,641.69

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Solution

The fourth proportional to 75,014.91, 112,522.52 and 30,641.69 is: 45,962.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,014.91 : 112,522.52 = 30,641.69 : x
  2. Step 2: Convert to fraction form
    75,014.91/112,522.52 = 30,641.69/x
  3. Step 3: Cross multiply
    75,014.91x = 112,522.52 × 30,641.69
  4. Step 4: Simplify right side
    75,014.91x = 3,447,880,361.41
  5. Step 5: Solve for x
    x = 3,447,880,361.41/75,014.91
  6. Step 6: Final answer
    x = 45,962.60

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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.