Home / 51,222.13-70,661.41-34,230.53

Finding the Fourth Proportional to 51,222.13, 70,661.41 and 34,230.53

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Solution

The fourth proportional to 51,222.13, 70,661.41 and 34,230.53 is: 47,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222.13 : 70,661.41 = 34,230.53 : x
  2. Step 2: Convert to fraction form
    51,222.13/70,661.41 = 34,230.53/x
  3. Step 3: Cross multiply
    51,222.13x = 70,661.41 × 34,230.53
  4. Step 4: Simplify right side
    51,222.13x = 2,418,777,605.92
  5. Step 5: Solve for x
    x = 2,418,777,605.92/51,222.13
  6. Step 6: Final answer
    x = 47,221.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.