Home / 103,677.28-155,483.52-33,542.08

Finding the Fourth Proportional to 103,677.28, 155,483.52 and 33,542.08

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Solution

The fourth proportional to 103,677.28, 155,483.52 and 33,542.08 is: 50,302.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,677.28 : 155,483.52 = 33,542.08 : x
  2. Step 2: Convert to fraction form
    103,677.28/155,483.52 = 33,542.08/x
  3. Step 3: Cross multiply
    103,677.28x = 155,483.52 × 33,542.08
  4. Step 4: Simplify right side
    103,677.28x = 5,215,240,666.52
  5. Step 5: Solve for x
    x = 5,215,240,666.52/103,677.28
  6. Step 6: Final answer
    x = 50,302.64

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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.