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Finding the Fourth Proportional to 93,477.96, 140,215.59 and 43,530.12

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Solution

The fourth proportional to 93,477.96, 140,215.59 and 43,530.12 is: 65,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,477.96 : 140,215.59 = 43,530.12 : x
  2. Step 2: Convert to fraction form
    93,477.96/140,215.59 = 43,530.12/x
  3. Step 3: Cross multiply
    93,477.96x = 140,215.59 × 43,530.12
  4. Step 4: Simplify right side
    93,477.96x = 6,103,601,458.57
  5. Step 5: Solve for x
    x = 6,103,601,458.57/93,477.96
  6. Step 6: Final answer
    x = 65,294.55

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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.