Home / 81,973.01-113,123.17-46,163.63

Finding the Fourth Proportional to 81,973.01, 113,123.17 and 46,163.63

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Solution

The fourth proportional to 81,973.01, 113,123.17 and 46,163.63 is: 63,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,973.01 : 113,123.17 = 46,163.63 : x
  2. Step 2: Convert to fraction form
    81,973.01/113,123.17 = 46,163.63/x
  3. Step 3: Cross multiply
    81,973.01x = 113,123.17 × 46,163.63
  4. Step 4: Simplify right side
    81,973.01x = 5,222,176,504.82
  5. Step 5: Solve for x
    x = 5,222,176,504.82/81,973.01
  6. Step 6: Final answer
    x = 63,706.05

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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.