Home / 103,676.17-155,538.95-33,555.49

Finding the Fourth Proportional to 103,676.17, 155,538.95 and 33,555.49

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Solution

The fourth proportional to 103,676.17, 155,538.95 and 33,555.49 is: 50,341.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,676.17 : 155,538.95 = 33,555.49 : x
  2. Step 2: Convert to fraction form
    103,676.17/155,538.95 = 33,555.49/x
  3. Step 3: Cross multiply
    103,676.17x = 155,538.95 × 33,555.49
  4. Step 4: Simplify right side
    103,676.17x = 5,219,185,681.34
  5. Step 5: Solve for x
    x = 5,219,185,681.34/103,676.17
  6. Step 6: Final answer
    x = 50,341.23

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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.