Home / 93,572.22-140,320.97-54,157.02

Finding the Fourth Proportional to 93,572.22, 140,320.97 and 54,157.02

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Solution

The fourth proportional to 93,572.22, 140,320.97 and 54,157.02 is: 81,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,572.22 : 140,320.97 = 54,157.02 : x
  2. Step 2: Convert to fraction form
    93,572.22/140,320.97 = 54,157.02/x
  3. Step 3: Cross multiply
    93,572.22x = 140,320.97 × 54,157.02
  4. Step 4: Simplify right side
    93,572.22x = 7,599,365,578.71
  5. Step 5: Solve for x
    x = 7,599,365,578.71/93,572.22
  6. Step 6: Final answer
    x = 81,213.91

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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.