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Finding the Fourth Proportional to 93,333.60, 140,000.40 and 40,845.60

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Solution

The fourth proportional to 93,333.60, 140,000.40 and 40,845.60 is: 61,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,333.60 : 140,000.40 = 40,845.60 : x
  2. Step 2: Convert to fraction form
    93,333.60/140,000.40 = 40,845.60/x
  3. Step 3: Cross multiply
    93,333.60x = 140,000.40 × 40,845.60
  4. Step 4: Simplify right side
    93,333.60x = 5,718,400,338.24
  5. Step 5: Solve for x
    x = 5,718,400,338.24/93,333.60
  6. Step 6: Final answer
    x = 61,268.40

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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.