Home / 117,089.22-175,634.28-28,342.58

Finding the Fourth Proportional to 117,089.22, 175,634.28 and 28,342.58

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Solution

The fourth proportional to 117,089.22, 175,634.28 and 28,342.58 is: 42,513.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,089.22 : 175,634.28 = 28,342.58 : x
  2. Step 2: Convert to fraction form
    117,089.22/175,634.28 = 28,342.58/x
  3. Step 3: Cross multiply
    117,089.22x = 175,634.28 × 28,342.58
  4. Step 4: Simplify right side
    117,089.22x = 4,977,927,611.76
  5. Step 5: Solve for x
    x = 4,977,927,611.76/117,089.22
  6. Step 6: Final answer
    x = 42,513.97

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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.