Home / 103,726.20-155,494.26-33,569.40

Finding the Fourth Proportional to 103,726.20, 155,494.26 and 33,569.40

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Solution

The fourth proportional to 103,726.20, 155,494.26 and 33,569.40 is: 50,323.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,726.20 : 155,494.26 = 33,569.40 : x
  2. Step 2: Convert to fraction form
    103,726.20/155,494.26 = 33,569.40/x
  3. Step 3: Cross multiply
    103,726.20x = 155,494.26 × 33,569.40
  4. Step 4: Simplify right side
    103,726.20x = 5,219,849,011.64
  5. Step 5: Solve for x
    x = 5,219,849,011.64/103,726.20
  6. Step 6: Final answer
    x = 50,323.34

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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.