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Finding the Fourth Proportional to 93,046.20, 139,569.30 and 29,866.20

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Solution

The fourth proportional to 93,046.20, 139,569.30 and 29,866.20 is: 44,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,046.20 : 139,569.30 = 29,866.20 : x
  2. Step 2: Convert to fraction form
    93,046.20/139,569.30 = 29,866.20/x
  3. Step 3: Cross multiply
    93,046.20x = 139,569.30 × 29,866.20
  4. Step 4: Simplify right side
    93,046.20x = 4,168,404,627.66
  5. Step 5: Solve for x
    x = 4,168,404,627.66/93,046.20
  6. Step 6: Final answer
    x = 44,799.30

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Similar ratio
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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.