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Finding the Fourth Proportional to 93,192.15, 139,792.84 and 26,642.08

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Solution

The fourth proportional to 93,192.15, 139,792.84 and 26,642.08 is: 39,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,192.15 : 139,792.84 = 26,642.08 : x
  2. Step 2: Convert to fraction form
    93,192.15/139,792.84 = 26,642.08/x
  3. Step 3: Cross multiply
    93,192.15x = 139,792.84 × 26,642.08
  4. Step 4: Simplify right side
    93,192.15x = 3,724,371,893.50
  5. Step 5: Solve for x
    x = 3,724,371,893.50/93,192.15
  6. Step 6: Final answer
    x = 39,964.44

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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.