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Finding the Fourth Proportional to 93,447.99, 140,118.12 and 63,901.62

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Solution

The fourth proportional to 93,447.99, 140,118.12 and 63,901.62 is: 95,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,447.99 : 140,118.12 = 63,901.62 : x
  2. Step 2: Convert to fraction form
    93,447.99/140,118.12 = 63,901.62/x
  3. Step 3: Cross multiply
    93,447.99x = 140,118.12 × 63,901.62
  4. Step 4: Simplify right side
    93,447.99x = 8,953,774,859.35
  5. Step 5: Solve for x
    x = 8,953,774,859.35/93,447.99
  6. Step 6: Final answer
    x = 95,815.60

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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.