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Finding the Fourth Proportional to 93,264.89, 139,938.64 and 48,881.04

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Solution

The fourth proportional to 93,264.89, 139,938.64 and 48,881.04 is: 73,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,264.89 : 139,938.64 = 48,881.04 : x
  2. Step 2: Convert to fraction form
    93,264.89/139,938.64 = 48,881.04/x
  3. Step 3: Cross multiply
    93,264.89x = 139,938.64 × 48,881.04
  4. Step 4: Simplify right side
    93,264.89x = 6,840,345,612.41
  5. Step 5: Solve for x
    x = 6,840,345,612.41/93,264.89
  6. Step 6: Final answer
    x = 73,343.21

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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.