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Finding the Fourth Proportional to 93,312.63, 140,010.30 and 48,928.85

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Solution

The fourth proportional to 93,312.63, 140,010.30 and 48,928.85 is: 73,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312.63 : 140,010.30 = 48,928.85 : x
  2. Step 2: Convert to fraction form
    93,312.63/140,010.30 = 48,928.85/x
  3. Step 3: Cross multiply
    93,312.63x = 140,010.30 × 48,928.85
  4. Step 4: Simplify right side
    93,312.63x = 6,850,542,267.10
  5. Step 5: Solve for x
    x = 6,850,542,267.10/93,312.63
  6. Step 6: Final answer
    x = 73,414.95

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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.