Home / 71,228.52-106,895.28-33,788.70

Finding the Fourth Proportional to 71,228.52, 106,895.28 and 33,788.70

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Solution

The fourth proportional to 71,228.52, 106,895.28 and 33,788.70 is: 50,707.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,228.52 : 106,895.28 = 33,788.70 : x
  2. Step 2: Convert to fraction form
    71,228.52/106,895.28 = 33,788.70/x
  3. Step 3: Cross multiply
    71,228.52x = 106,895.28 × 33,788.70
  4. Step 4: Simplify right side
    71,228.52x = 3,611,852,547.34
  5. Step 5: Solve for x
    x = 3,611,852,547.34/71,228.52
  6. Step 6: Final answer
    x = 50,707.95

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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.