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Finding the Fourth Proportional to 93,591.21, 140,460.75 and 43,645.62

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Solution

The fourth proportional to 93,591.21, 140,460.75 and 43,645.62 is: 65,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,591.21 : 140,460.75 = 43,645.62 : x
  2. Step 2: Convert to fraction form
    93,591.21/140,460.75 = 43,645.62/x
  3. Step 3: Cross multiply
    93,591.21x = 140,460.75 × 43,645.62
  4. Step 4: Simplify right side
    93,591.21x = 6,130,496,519.42
  5. Step 5: Solve for x
    x = 6,130,496,519.42/93,591.21
  6. Step 6: Final answer
    x = 65,502.91

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1.5x scale

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.