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Finding the Fourth Proportional to 93,706.92, 140,530.95 and 31,362.84

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Solution

The fourth proportional to 93,706.92, 140,530.95 and 31,362.84 is: 47,034.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,706.92 : 140,530.95 = 31,362.84 : x
  2. Step 2: Convert to fraction form
    93,706.92/140,530.95 = 31,362.84/x
  3. Step 3: Cross multiply
    93,706.92x = 140,530.95 × 31,362.84
  4. Step 4: Simplify right side
    93,706.92x = 4,407,449,699.90
  5. Step 5: Solve for x
    x = 4,407,449,699.90/93,706.92
  6. Step 6: Final answer
    x = 47,034.41

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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.