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Finding the Fourth Proportional to 93,277.68, 139,957.74 and 48,893.82

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Solution

The fourth proportional to 93,277.68, 139,957.74 and 48,893.82 is: 73,362.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,277.68 : 139,957.74 = 48,893.82 : x
  2. Step 2: Convert to fraction form
    93,277.68/139,957.74 = 48,893.82/x
  3. Step 3: Cross multiply
    93,277.68x = 139,957.74 × 48,893.82
  4. Step 4: Simplify right side
    93,277.68x = 6,843,068,547.17
  5. Step 5: Solve for x
    x = 6,843,068,547.17/93,277.68
  6. Step 6: Final answer
    x = 73,362.34

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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.