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Finding the Fourth Proportional to 93,503.74, 140,256.85 and 31,174.26

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Solution

The fourth proportional to 93,503.74, 140,256.85 and 31,174.26 is: 46,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,503.74 : 140,256.85 = 31,174.26 : x
  2. Step 2: Convert to fraction form
    93,503.74/140,256.85 = 31,174.26/x
  3. Step 3: Cross multiply
    93,503.74x = 140,256.85 × 31,174.26
  4. Step 4: Simplify right side
    93,503.74x = 4,372,403,508.68
  5. Step 5: Solve for x
    x = 4,372,403,508.68/93,503.74
  6. Step 6: Final answer
    x = 46,761.80

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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.