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Finding the Fourth Proportional to 93,938.32, 140,910 and 23,823.10

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Solution

The fourth proportional to 93,938.32, 140,910 and 23,823.10 is: 35,735.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,938.32 : 140,910 = 23,823.10 : x
  2. Step 2: Convert to fraction form
    93,938.32/140,910 = 23,823.10/x
  3. Step 3: Cross multiply
    93,938.32x = 140,910 × 23,823.10
  4. Step 4: Simplify right side
    93,938.32x = 3,356,913,021
  5. Step 5: Solve for x
    x = 3,356,913,021/93,938.32
  6. Step 6: Final answer
    x = 35,735.29

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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.