Home / 73,323.17-109,962.86-28,336.58

Finding the Fourth Proportional to 73,323.17, 109,962.86 and 28,336.58

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Solution

The fourth proportional to 73,323.17, 109,962.86 and 28,336.58 is: 42,496.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,323.17 : 109,962.86 = 28,336.58 : x
  2. Step 2: Convert to fraction form
    73,323.17/109,962.86 = 28,336.58/x
  3. Step 3: Cross multiply
    73,323.17x = 109,962.86 × 28,336.58
  4. Step 4: Simplify right side
    73,323.17x = 3,115,971,512.64
  5. Step 5: Solve for x
    x = 3,115,971,512.64/73,323.17
  6. Step 6: Final answer
    x = 42,496.41

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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.