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Finding the Fourth Proportional to 93,365.85, 139,992.21 and 37,214.49

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Solution

The fourth proportional to 93,365.85, 139,992.21 and 37,214.49 is: 55,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,365.85 : 139,992.21 = 37,214.49 : x
  2. Step 2: Convert to fraction form
    93,365.85/139,992.21 = 37,214.49/x
  3. Step 3: Cross multiply
    93,365.85x = 139,992.21 × 37,214.49
  4. Step 4: Simplify right side
    93,365.85x = 5,209,738,699.12
  5. Step 5: Solve for x
    x = 5,209,738,699.12/93,365.85
  6. Step 6: Final answer
    x = 55,799.19

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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.