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Finding the Fourth Proportional to 93,937.60, 140,906.69 and 22,860.25

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Solution

The fourth proportional to 93,937.60, 140,906.69 and 22,860.25 is: 34,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,937.60 : 140,906.69 = 22,860.25 : x
  2. Step 2: Convert to fraction form
    93,937.60/140,906.69 = 22,860.25/x
  3. Step 3: Cross multiply
    93,937.60x = 140,906.69 × 22,860.25
  4. Step 4: Simplify right side
    93,937.60x = 3,221,162,160.07
  5. Step 5: Solve for x
    x = 3,221,162,160.07/93,937.60
  6. Step 6: Final answer
    x = 34,290.45

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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.