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Finding the Fourth Proportional to 93,323.41, 140,009.81 and 48,938.24

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Solution

The fourth proportional to 93,323.41, 140,009.81 and 48,938.24 is: 73,420.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,323.41 : 140,009.81 = 48,938.24 : x
  2. Step 2: Convert to fraction form
    93,323.41/140,009.81 = 48,938.24/x
  3. Step 3: Cross multiply
    93,323.41x = 140,009.81 × 48,938.24
  4. Step 4: Simplify right side
    93,323.41x = 6,851,833,789.47
  5. Step 5: Solve for x
    x = 6,851,833,789.47/93,323.41
  6. Step 6: Final answer
    x = 73,420.31

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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.