Home / 67,036.32-100,401.39-32,000.58

Finding the Fourth Proportional to 67,036.32, 100,401.39 and 32,000.58

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Solution

The fourth proportional to 67,036.32, 100,401.39 and 32,000.58 is: 47,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,036.32 : 100,401.39 = 32,000.58 : x
  2. Step 2: Convert to fraction form
    67,036.32/100,401.39 = 32,000.58/x
  3. Step 3: Cross multiply
    67,036.32x = 100,401.39 × 32,000.58
  4. Step 4: Simplify right side
    67,036.32x = 3,212,902,712.81
  5. Step 5: Solve for x
    x = 3,212,902,712.81/67,036.32
  6. Step 6: Final answer
    x = 47,927.79

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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.