Home / 93,571.22-140,319.47-54,156.02

Finding the Fourth Proportional to 93,571.22, 140,319.47 and 54,156.02

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Solution

The fourth proportional to 93,571.22, 140,319.47 and 54,156.02 is: 81,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,571.22 : 140,319.47 = 54,156.02 : x
  2. Step 2: Convert to fraction form
    93,571.22/140,319.47 = 54,156.02/x
  3. Step 3: Cross multiply
    93,571.22x = 140,319.47 × 54,156.02
  4. Step 4: Simplify right side
    93,571.22x = 7,599,143,457.50
  5. Step 5: Solve for x
    x = 7,599,143,457.50/93,571.22
  6. Step 6: Final answer
    x = 81,212.40

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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.