Home / 67,034.76-100,398.99-31,999.02

Finding the Fourth Proportional to 67,034.76, 100,398.99 and 31,999.02

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Solution

The fourth proportional to 67,034.76, 100,398.99 and 31,999.02 is: 47,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,034.76 : 100,398.99 = 31,999.02 : x
  2. Step 2: Convert to fraction form
    67,034.76/100,398.99 = 31,999.02/x
  3. Step 3: Cross multiply
    67,034.76x = 100,398.99 × 31,999.02
  4. Step 4: Simplify right side
    67,034.76x = 3,212,669,288.99
  5. Step 5: Solve for x
    x = 3,212,669,288.99/67,034.76
  6. Step 6: Final answer
    x = 47,925.42

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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.