Home / 133,682.13-200,548.49-53,726.31

Finding the Fourth Proportional to 133,682.13, 200,548.49 and 53,726.31

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Solution

The fourth proportional to 133,682.13, 200,548.49 and 53,726.31 is: 80,599.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,682.13 : 200,548.49 = 53,726.31 : x
  2. Step 2: Convert to fraction form
    133,682.13/200,548.49 = 53,726.31/x
  3. Step 3: Cross multiply
    133,682.13x = 200,548.49 × 53,726.31
  4. Step 4: Simplify right side
    133,682.13x = 10,774,730,075.14
  5. Step 5: Solve for x
    x = 10,774,730,075.14/133,682.13
  6. Step 6: Final answer
    x = 80,599.63

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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.