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Finding the Fourth Proportional to 93,552.29, 139,815.72 and 68,304.98

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Solution

The fourth proportional to 93,552.29, 139,815.72 and 68,304.98 is: 102,083.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,552.29 : 139,815.72 = 68,304.98 : x
  2. Step 2: Convert to fraction form
    93,552.29/139,815.72 = 68,304.98/x
  3. Step 3: Cross multiply
    93,552.29x = 139,815.72 × 68,304.98
  4. Step 4: Simplify right side
    93,552.29x = 9,550,109,259.21
  5. Step 5: Solve for x
    x = 9,550,109,259.21/93,552.29
  6. Step 6: Final answer
    x = 102,083.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.