Home / 114,729,937.31-172,105,311.24-31,736,889.47

Finding the Fourth Proportional to 114,729,937.31, 172,105,311.24 and 31,736,889.47

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Solution

The fourth proportional to 114,729,937.31, 172,105,311.24 and 31,736,889.47 is: 47,608,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,729,937.31 : 172,105,311.24 = 31,736,889.47 : x
  2. Step 2: Convert to fraction form
    114,729,937.31/172,105,311.24 = 31,736,889.47/x
  3. Step 3: Cross multiply
    114,729,937.31x = 172,105,311.24 × 31,736,889.47
  4. Step 4: Simplify right side
    114,729,937.31x = 5,462,087,239,163,302
  5. Step 5: Solve for x
    x = 5,462,087,239,163,302/114,729,937.31
  6. Step 6: Final answer
    x = 47,608,212.53

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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.