Home / 42,849.91-64,163.07-34,484.23

Finding the Fourth Proportional to 42,849.91, 64,163.07 and 34,484.23

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Solution

The fourth proportional to 42,849.91, 64,163.07 and 34,484.23 is: 51,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,849.91 : 64,163.07 = 34,484.23 : x
  2. Step 2: Convert to fraction form
    42,849.91/64,163.07 = 34,484.23/x
  3. Step 3: Cross multiply
    42,849.91x = 64,163.07 × 34,484.23
  4. Step 4: Simplify right side
    42,849.91x = 2,212,614,063.39
  5. Step 5: Solve for x
    x = 2,212,614,063.39/42,849.91
  6. Step 6: Final answer
    x = 51,636.38

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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.